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Patent Assignment Assignor Details
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Assignor Name : YASUDA, KAZUMASA
Total Assignments: 20
Assignment: 1
Reel/Frame:008444/0284   Pages: 3
Recorded: 03/05/1997
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CHANG, JEI-WEI
Exec Dt:
02/24/1997
2
LAU, WEN-CHERNG
Exec Dt:
02/24/1997
3
YASUDA, KAZUMASA
Exec Dt:
02/24/1997
Assignee
1
HEADWAY TECHNOLOGIES, INC.
100 S. MILPITAS BLVD.
MILPITAS, CALIFORNIA 95035
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5763108
NONE
08810061
Correspondence name and address
GEORGE O. SAILE
20 MCINTOSH DRIVE
POUGHKEEPSIE, NY 12603
Assignment: 2
Reel/Frame:014649/0328   Pages: 4
Recorded: 10/22/2003
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ZHAN, ZHU JIAN
Exec Dt:
09/08/2003
2
FUJII, RYUJI
Exec Dt:
09/08/2003
3
WANG, QUAN BAO
Exec Dt:
09/06/2003
4
MAHADEV, NIRAJ
Exec Dt:
08/28/2003
5
YASUDA, KAZUMASA
Exec Dt:
08/28/2003
Assignee
1
SAE MAGNETICS (H.K.) LTD.
SAE TOWER
38-42 KWAI FUNG CRESCENT, KWAI CHUNG N.T.
HONG KONG SPECIAL ADMINISTRATION REGION, CHINA
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7189150
US20040242131
10691389
Correspondence name and address
KENYON & KENYON
STEPHEN T. NEAL
333 W. SAN CARLOS STREET, SUITE 600
SAN JOSE, CA 95110-2711
Assignment: 3
Reel/Frame:015278/0047   Pages: 3
Recorded: 04/28/2004
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MAHADEV, NIRAJ
Exec Dt:
04/22/2004
2
YASUDA, KAZUMASA
Exec Dt:
04/22/2004
3
JOSE, WINSTON
Exec Dt:
04/22/2004
Assignee
1
SAE MAGNETICS (H.K.) LTD.
SAE TOWER, 38-42 KWAI FUNG CRESCENT
KWAI CHUNG N.T
HONG KONG SPECIAL ADMINISTRATIVE REGION, CHINA
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6960117
US20050245173
10833878
Correspondence name and address
KENYON & KENYON
STEPHEN T. NEAL, ESQ.
333 W. SAN CARLOS STREET,
SUITE 600
SAN JOSE, CA 95110-2711
Assignment: 4
Reel/Frame:015384/0541   Pages: 3
Recorded: 05/25/2004
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MAHADEV, NIRAJ
Exec Dt:
05/13/2004
2
YASUDA, KAZUMASA
Exec Dt:
05/13/2004
3
AYALA, RUDY
Exec Dt:
05/13/2004
Assignee
1
SAE MAGNETICS (H.K.) LTD.
100 SOUTH MILPITAS BLVD.
MILPITAS, CALIFORNIA 95035
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7296336
US20050264905
10853461
Correspondence name and address
GEORGE O. SAILE
28 DAVIS AVE.
POUGHKEEPSIE, NY 12603
Assignment: 5
Reel/Frame:015724/0150   Pages: 2
Recorded: 08/24/2004
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ZHU, LI-YAN
Exec Dt:
08/12/2004
2
YASUDA, KAZUMASA
Exec Dt:
08/12/2004
3
LIU, CHENG YIH
Exec Dt:
07/28/2004
4
JOSE, WINSTON
Exec Dt:
08/12/2004
Assignee
1
SAE MAGNETICS (H.K.) LTD.
SAE TOWER
38-42 KWAI FUNG CRESCENT
KWAI CHUNG, N.T., HONG KONG
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7239488
US20050201019
10797653
Correspondence name and address
KENYON & KENYON
SHAWN W. O'DOWD
SUITE 700, 1500 "K" STREET NW
WASHINGTON, DC 20005-1257
Assignment: 6
Reel/Frame:017707/0425   Pages: 3
Recorded: 03/16/2006
Attorney Dkt #:2855/170
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MAHADEV, NIRAJ
Exec Dt:
03/06/2006
2
JOSE, WINSTON
Exec Dt:
03/06/2006
3
YASUDA, KAZUMASA
Exec Dt:
03/06/2006
4
AYALA, RUDY
Exec Dt:
03/06/2006
5
NGUYEN, TAM
Exec Dt:
03/06/2006
Assignee
1
SAE MAGNETICS (H.K.) LTD.
6 SCIENCE PARK EAST AVENUE
SAE TECHNOLOGY CENTRE
HONG KONG SCIENCE PARK, SHATIN, N.T., HONG KONG
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7513820
US20070218807
11378100
Correspondence name and address
SUMIT BHATTACHARYA
KENYON & KENYON
333 W. SAN CARLOS STREET, SUITE 600
SAN JOSE, CA 95110-2711
Assignment: 7
Reel/Frame:025396/0382   Pages: 2
Recorded: 12/06/2010
Attorney Dkt #:147041.01
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SASAKI, YOSHITAKA
Exec Dt:
11/22/2010
2
SATO, KAZUKI
Exec Dt:
11/22/2010
3
ITO, HIROYUKI
Exec Dt:
11/22/2010
4
HORINAKA, TAKEHIRO
Exec Dt:
11/22/2010
5
YASUDA, KAZUMASA
Exec Dt:
11/22/2010
Assignee
1
HEADWAY TECHNOLOGIES, INC.
678 S. HILLVIEW DR.
MILPITAS, CALIFORNIA 95035
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8289649
US20120140358
12960954
Correspondence name and address
JAMES A. OLIFF
OLIFF & BERRIDGE, PLC
P.O. BOX 320850
ALEXANDRIA, VA 22320-4850
Assignment: 8
Reel/Frame:027061/0912   Pages: 2
Recorded: 10/11/2011
Attorney Dkt #:150245
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SASAKI, YOSHITAKA
Exec Dt:
09/26/2011
2
SATO, KAZUKI
Exec Dt:
09/26/2011
3
ITO, HIROYUKI
Exec Dt:
09/26/2011
4
YASUDA, KAZUMASA
Exec Dt:
09/26/2011
5
IIJIMA, ATSUSHI
Exec Dt:
09/29/2011
Assignees
1
HEADWAY TECHNOLOGIES, INC.
678 S. HILLVIEW DRIVE
MILPITAS, CALIFORNIA 95035
2
SAE MAGNETICS (H.K.) LTD.
SAE TECHNOLOGY CENTRE, 6 SCIENCE PARK EAST AVENUE
HONG KONG SCIENCE PARK
SHATIN, N.T., HONG KONG, CHINA
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8295008
NONE
13189151
Correspondence name and address
JAMES A. OLIFF
OLIFF & BERRIDGE, PLC
P.O. BOX 320850
ALEXANDRIA, VA 22320-4850
Assignment: 9
Reel/Frame:027314/0407   Pages: 2
Recorded: 11/23/2011
Attorney Dkt #:150833
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SASAKI, YOSHITAKA
Exec Dt:
11/03/2011
2
ITO, HIROYUKI
Exec Dt:
11/03/2011
3
TANEMURA, SHIGEKI
Exec Dt:
11/03/2011
4
ARAKI, HIRONORI
Exec Dt:
11/03/2011
5
SATO, KAZUKI
Exec Dt:
11/03/2011
6
YASUDA, KAZUMASA
Exec Dt:
11/03/2011
Assignee
1
HEADWAY TECHNOLOGIES, INC.
678 S. HILLVIEW DR.,
MILPITAS, CALIFORNIA 95035
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8454848
US20130068722
13235856
Correspondence name and address
JAMES A. OLIFF
OLIFF & BERRIDGE, PLC
P.O. BOX 320850
ALEXANDRIA, VA 22320-4850
Assignment: 10
Reel/Frame:028303/0764   Pages: 2
Recorded: 05/25/2012
Attorney Dkt #:152511
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SASAKI, YOSHITAKA
Exec Dt:
05/11/2012
2
ITO, HIROYUKI
Exec Dt:
05/11/2012
3
ARAKI, HIRONORI
Exec Dt:
05/11/2012
4
TANEMURA, SHIGEKI
Exec Dt:
05/11/2012
5
YASUDA, KAZUMASA
Exec Dt:
05/11/2012
6
FUJII, RYUJI
Exec Dt:
05/15/2012
Assignees
1
HEADWAY TECHNOLOGIES, INC.
678 S. HILLVIEW DRIVE
MILPITAS, CALIFORNIA 95035
2
SAE MAGNETICS (H.K.) LTD.
SAE TECHNOLOGY CENTRE, 6 SCIENCE PARK EAST AVENUE
HONG KONG SCIENCE PARK
SHATIN, N.T., HONG KONG, CHINA
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8456968
NONE
13402276
Correspondence name and address
JAMES A. OLIFF
OLIFF & BERRIDGE, PLC
P.O. BOX 320850
ALEXANDRIA, VA 22320-4850
Assignment: 11
Reel/Frame:029362/0001   Pages: 2
Recorded: 11/14/2012
Attorney Dkt #:152608.01
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SASAKI, YOSHITAKA
Exec Dt:
10/23/2012
2
ITO, HIROYUKI
Exec Dt:
10/23/2012
3
ARAKI, HIRONORI
Exec Dt:
10/23/2012
4
TANEMURA, SHIGEKI
Exec Dt:
10/23/2012
5
YASUDA, KAZUMASA
Exec Dt:
10/23/2012
6
FUJII, RYUJI
Exec Dt:
10/29/2012
Assignees
1
HEADWAY TECHNOLOGIES, INC.
678 S. HILLVIEW DR.
MILPITAS, CALIFORNIA 95035
2
SAE MAGNETICS (H.K.) LTD.
SAE TECHNOLOGY CENTRE
6 SCIENCE PARK EAST AVENUE, HONG KONG SCIENCE PARK
SHATIN, N.T., HONG KONG, CHINA
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8493821
NONE
13622249
Correspondence name and address
JAMES A. OLIFF
OLIFF & BERRIDGE, PLC
P.O. BOX 320850
ALEXANDRIA, VA 22320-4850
Assignment: 12
Reel/Frame:030660/0453   Pages: 2
Recorded: 06/13/2013
Attorney Dkt #:157139
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ARAKI, HIRONORI
Exec Dt:
05/14/2013
2
SASAKI, YOSHITAKA
Exec Dt:
05/14/2013
3
ITO, HIROYUKI
Exec Dt:
05/14/2013
4
TOMITA, SEIICHIRO
Exec Dt:
05/14/2013
5
TANEMURA, SHIGEKI
Exec Dt:
05/14/2013
6
YASUDA, KAZUMASA
Exec Dt:
05/14/2013
Assignee
1
HEADWAY TECHNOLOGIES, INC.
678 S. HILLVIEW DR.
MILPITAS, CALIFORNIA 95035
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8900466
US20140291284
13851603
Correspondence name and address
JAMES A. OLIFF
OLIFF & BERRIDGE, PLC
P.O. BOX 320850
ALEXANDRIA, VA 22320-4850
Assignment: 13
Reel/Frame:030772/0961   Pages: 2
Recorded: 07/08/2013
Attorney Dkt #:157802
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SASAKI, YOSHITAKA
Exec Dt:
06/21/2013
2
ITO, HIROYUKI
Exec Dt:
06/21/2013
3
SATO, KAZUKI
Exec Dt:
06/21/2013
4
YASUDA, KAZUMASA
Exec Dt:
06/21/2013
5
SHIMIZU, TATSUYA
Exec Dt:
06/27/2013
Assignees
1
HEADWAY TECHNOLOGIES, INC.
678 S. HILLVIEW DR.
MILPITAS, CALIFORNIA 95035
2
SAE MAGNETICS (H.K.) LTD.
SAE TECHNOLOGY CENTRE, 6 SCIENCE PARK EAST AVENUE
HONG KONG SCIENCE PARK
SHATIN, N.T., HONG KONG, CHINA
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8767347
NONE
13903438
Correspondence name and address
JAMES A. OLIFF
OLIFF & BERRIDGE, PLC
P.O. BOX 320850
ALEXANDRIA, VA 22320-4850
Assignment: 14
Reel/Frame:032850/0517   Pages: 3
Recorded: 05/08/2014
Attorney Dkt #:160943
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
YASUDA, KAZUMASA
Exec Dt:
03/26/2014
2
SAKAKIBARA, YUJI
Exec Dt:
04/09/2014
3
UESAKA, NAOTO
Exec Dt:
03/26/2014
4
YAMASHITA, ATSUSHI
Exec Dt:
03/26/2014
Assignee
1
DENSO CORPORATION
1-1, SHOWA-CHO
KARIYA-CITY, AICHI-PREF., JAPAN 448-8661
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9545667
US20140291361
14229094
Correspondence name and address
JAMES A. OLIFF
OLIFF PLC
P.O. BOX 320850
ALEXANDRIA, VA 22320-4850
Assignment: 15
Reel/Frame:033335/0707   Pages: 4
Recorded: 07/17/2014
Attorney Dkt #:4041J-002266-US-NP
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SUZUKI, MIKINORI
Exec Dt:
07/08/2014
2
OSHIMOTO, YASUNARI
Exec Dt:
07/08/2014
3
MATSUKI, TAMOTSU
Exec Dt:
07/08/2014
4
SAKOU, SHIGERU
Exec Dt:
07/02/2014
5
ISHIGURO, MASAAKI
Exec Dt:
07/02/2014
6
MORI, MASASHI
Exec Dt:
06/30/2014
7
UESAKA, NAOTO
Exec Dt:
06/26/2014
8
YASUDA, KAZUMASA
Exec Dt:
06/27/2014
9
MOROOKA, MASAYOSHI
Exec Dt:
06/27/2014
Assignee
1
DENSO CORPORATION
1-1, SHOWA-CHO
KARIYA-CITY, AICHI-PREF., JAPAN 448-8661
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20150057401
14372914
Correspondence name and address
HARNESS, DICKEY & PIERCE, P.L.C.
P. O. BOX 828
MICHAEL J. SCHMIDT
BLOOMFIELD HILLS, MI 48303
Assignment: 16
Reel/Frame:033690/0415   Pages: 3
Recorded: 09/08/2014
Attorney Dkt #:162272
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SASAKI, YOSHITAKA
Exec Dt:
08/18/2014
2
SATO, KAZUKI
Exec Dt:
08/18/2014
3
ITO, HIROYUKI
Exec Dt:
08/18/2014
4
TANEMURA, SHIGEKI
Exec Dt:
08/18/2014
5
ARAKI, HIRONORI
Exec Dt:
08/18/2014
6
YASUDA, KAZUMASA
Exec Dt:
08/18/2014
Assignee
1
HEADWAY TECHNOLOGIES, INC.
678 S. HILLVIEW DR.
MILPITAS, CA, UNITED STATES 95035
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9251812
US20150380016
14319681
Correspondence name and address
JAMES A. OLIFF
OLIFF PLC
P.O. BOX 320850
ALEXANDRIA, VA 22320-4850
Assignment: 17
Reel/Frame:037075/0186   Pages: 3
Recorded: 11/09/2015
Attorney Dkt #:162272.01
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SASAKI, YOSHITAKA
Exec Dt:
10/01/2015
2
SATO, KAZUKI
Exec Dt:
10/01/2015
3
ITO, HIROYUKI
Exec Dt:
10/01/2015
4
ARAKI, HIRONORI
Exec Dt:
10/01/2015
5
TANEMURA, SHIGEKI
Exec Dt:
10/01/2015
6
YASUDA, KAZUMASA
Exec Dt:
10/01/2015
Assignee
1
HEADWAY TECHNOLOGIES, INC.
678 S. HILLVIEW DR.
MILPITAS, CALIFORNIA 95035
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9406318
US20160055869
14832230
Correspondence name and address
JAMES A. OLIFF
OLIFF PLC
P.O. BOX 320850
ALEXANDRIA, VA 22320-4850
Assignment: 18
Reel/Frame:037343/0961   Pages: 3
Recorded: 12/21/2015
Attorney Dkt #:168335
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SASAKI, YOSHITAKA
Exec Dt:
12/01/2015
2
ITO, HIROYUKI
Exec Dt:
12/01/2015
3
SATO, KAZUKI
Exec Dt:
12/01/2015
4
ARAKI, HIRONORI
Exec Dt:
12/01/2015
5
YASUDA, KAZUMASA
Exec Dt:
12/01/2015
6
TAKANO, KENICHI
Exec Dt:
12/01/2015
Assignee
1
HEADWAY TECHNOLOGIES, INC.
678 S. HILLVIEW DR.
MILPITAS, CALIFORNIA 95035
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9495980
NONE
14886900
Correspondence name and address
JAMES A. OLIFF
OLIFF PLC
P.O. BOX 320850
ALEXANDRIA, VA 22320-4850
Assignment: 19
Reel/Frame:037966/0240   Pages: 3
Recorded: 03/14/2016
Attorney Dkt #:169239
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SASAKI, YOSHITAKA
Exec Dt:
02/08/2016
2
ITO, HIROYUKI
Exec Dt:
02/08/2016
3
SATO, KAZUKI
Exec Dt:
02/08/2016
4
TANEMURA, SHIGEKI
Exec Dt:
02/08/2016
5
IKEGAWA, YUKINORI
Exec Dt:
02/08/2016
6
YASUDA, KAZUMASA
Exec Dt:
02/08/2016
Assignee
1
HEADWAY TECHNOLOGIES, INC.
678 S. HILLVIEW DR.
MILPITAS, CA, UNITED STATES 95035
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9502053
NONE
14981213
Correspondence name and address
JAMES A. OLIFF
OLIFF PLC
P.O. BOX 320850
ALEXANDRIA, VA 22320-4850
Assignment: 20
Reel/Frame:051990/0070   Pages: 11
Recorded: 03/03/2020
Attorney Dkt #:091493-0036
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
TSURUMI, SHIGEYUKI
Exec Dt:
02/20/2020
2
YASUDA, KAZUMASA
Exec Dt:
02/20/2020
3
SOTOME, TAKESHI
Exec Dt:
02/20/2020
4
KOYANO, MIKIO
Exec Dt:
02/07/2020
5
TOYODA, TAKESHI
Exec Dt:
02/04/2020
6
MATOBA, AKINARI
Exec Dt:
02/04/2020
7
MINAMIKAWA, TOSHIHARU
Exec Dt:
02/04/2020
Assignees
1
HAKUSAN, INC.
4-28-9, KITAYASUE, KANAZAWA-SHI
ISHIKAWA, JAPAN 920-0022
2
JAPAN ADVANCED INSTITUTE OF SCIENCE AND TECHNOLOGY
1-1, ASAHIDAI, NOMI-SHI
ISHIKAWA, JAPAN 923-1292
3
ISHIKAWA PREFECTURE
1-1, KURATSUKI, KANAZAWA-SHI
ISHIKAWA, JAPAN 920-8580
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11502235
US20200227609
16641220
Correspondence name and address
TOMOKI TANIDA
MCDERMOTT WILL & EMERY LLP
500 NORTH CAPITOL STREET, N.W.
WASHINGTON, DC 20001

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