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Patent Assignment Assignor Details
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Assignor Name : HORIKAWA, JUNICHI
Total Assignments: 20
Assignment: 1
Reel/Frame:004633/0439   Pages: 1
Recorded: 10/27/1986
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
OTSUKA, NAOJI
Exec Dt:
10/16/1986
2
HORIKAWA, JUNICHI
Exec Dt:
10/16/1986
3
KURODA, MASAAKI
Exec Dt:
10/16/1986
Assignee
1
CANON KABUSHIKI KAISHA
3-30-2, SHIMOMARUKO, OHTA-KU
TOKYO, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4772904
NONE
06923313
Correspondence name and address
TOREN, MC GEADY AND STANGER
521 FIFTH AVENUE
NEW YORK, NY 10017
Assignment: 2
Reel/Frame:007849/0457   Pages: 2
Recorded: 10/31/1995
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HORIKAWA, JUNICHI
Exec Dt:
10/16/1995
2
KAWAI, HISAO
Exec Dt:
10/16/1995
Assignee
1
HOYA CORPORATION
7-5, NAKA-OCHIAI 2-CHOME, SHINJUKU-KU
TOKYO, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5640089
NONE
08526646
Correspondence name and address
SUGHRUE, MION, ZINN, MACPEAK & SEAS
ALAN J. KASPER
2100 PENNSYLVANIA AVENUE, N.W.
STE. 800
WASHINGTON, DC 20037-3202
Assignment: 3
Reel/Frame:007878/0343   Pages: 2
Recorded: 04/05/1996
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KOBAYASHI, MASATO
Exec Dt:
12/15/1995
2
NOZAWA, OSAMU
Exec Dt:
12/15/1995
3
KAWAI, HISAO
Exec Dt:
12/15/1995
4
MOROISHI, KEIJI
Exec Dt:
12/15/1995
5
SATO, TAKASHI
Exec Dt:
12/15/1995
6
HORIKAWA, JUNICHI
Exec Dt:
12/15/1995
Assignee
1
HOYA CORPORATION
7-5, NAKA-OCHIAI 2-CHOME
SHINJUKU-KU, TOKYO, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5746893
NONE
08575019
Correspondence name and address
SUGHRUE, MION, ZINN, MACPEAK & SEAS
J. FRANK OSHA, ESQ.
2100 PENNSYLVANIA AVENUE, N.W.
SUITE 800
WASHINGTON, D.C. 20037-3202
Assignment: 4
Reel/Frame:012542/0241   Pages: 2
Recorded: 01/30/2002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
TOMIYASU, HIROSHI
Exec Dt:
10/09/2001
2
HORIKAWA, JUNICHI
Exec Dt:
08/27/2001
3
UMEZAWA, TEIICHIRO
Exec Dt:
08/27/2001
4
AYAMA, KENJI
Exec Dt:
10/19/2001
5
YOKOYAMA, TOMOTAKA
Exec Dt:
08/23/2001
Assignee
1
HOYA CORPORATION
7-5, NAKA-OCHIAI 2-CHOME, SHINJUKU-KU
TOKYO, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6670055
US20020119350
09925573
Correspondence name and address
COOK, ALEX, MCFARRON, MANZO, ET AL
MARK J. MURPHY, ESQ.
200 WEST ADAMS STREET, SUITE 2850
CHICAGO, ILLINOIS 60606
Assignment: 5
Reel/Frame:014340/0973   Pages: 2
Recorded: 07/30/2003
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
IKENISHI, MIKIO
Exec Dt:
05/19/2003
2
ZOU, XUELU
Exec Dt:
05/19/2003
3
YAMANAKA, KENJI
Exec Dt:
05/19/2003
4
HORIKAWA, JUNICHI
Exec Dt:
05/19/2003
Assignee
1
HOYA CORPORATION
7-5, NAKA-OCHIAI 2-CHOME
SHINJUKU-KU, TOKYO, JAPAN 161-0032
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7208238
US20050079391
10437430
Correspondence name and address
NIXON & VANDERHYE P.C.
ARTHUR R. CRAWFORD
1100 N. GLEBE ROAD
8TH FLOOR
ARLINGTON, VA 22201
Assignment: 6
Reel/Frame:014899/0906   Pages: 2
Recorded: 01/16/2004
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KIM, KONG
Exec Dt:
01/08/2004
2
HORIKAWA, JUNICHI
Exec Dt:
01/08/2004
Assignee
1
HOYA CORPORATION
7-5, NAKA-OCHIAI 2-CHOME
SHINJUKU-KU, TOKYO, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7357998
US20040146686
10758035
Correspondence name and address
SUGHRUE MION, PLLC
2100 PENNSYLVANIA AVENUE, N.W.
SUITE 800
WASHINGTON, DC 20037
Assignment: 7
Reel/Frame:015742/0948   Pages: 2
Recorded: 08/24/2004
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KONG, KIM
Exec Dt:
06/15/2004
2
HORIKAWA, JUNICHI
Exec Dt:
06/15/2004
Assignee
1
HOYA CORPORATION
7-5, NAKA-OCHIAI 2-CHOME
SHINJUKU-KU, TOKYO, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20040265617
10795383
Correspondence name and address
SUGHRUE MION, PLLC
2100 PENNSYLVANIA AVENUE, N.W.
SUITE 800
WASHINGTON, DC 20037
Assignment: 8
Reel/Frame:015813/0424   Pages: 2
Recorded: 09/22/2004
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KIM, KONG
Exec Dt:
08/30/2004
2
OSAKABE, KINOBU
Exec Dt:
08/30/2004
3
HORIKAWA, JUNICHI
Exec Dt:
08/30/2004
Assignee
1
HOYA CORPORATION
7-5, NAKA-OCHIAI 2-CHOME
SHINJUKU-KU, TOKYO, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7993765
US20050019608
10898348
Correspondence name and address
SUGHRUE MION, PLLC
2100 PENNSYLVANIA AVENUE, N.W.
SUITE 800
WASHINGTON, DC 20037
Assignment: 9
Reel/Frame:024093/0656   Pages: 3
Recorded: 03/17/2010
Attorney Dkt #:Q116426
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
AYAMA, KENJI
Exec Dt:
01/26/2010
2
SATO, TOKICHIRO
Exec Dt:
01/26/2010
3
UMEZAWA, TEIICHIRO
Exec Dt:
01/26/2010
4
ISHIYAMA, MASAFUMI
Exec Dt:
01/26/2010
5
HORIKAWA, JUNICHI
Exec Dt:
01/26/2010
Assignees
1
HOYA CORPORATION
7-5, NAKA-OCHIAI 2-CHOME
SHINJUKU-KU, TOKYO, JAPAN 161-8525
2
HOYA MAGNETICS SINGAPORE PTE., LTD.
# 3, TUAS LINK 2
SINGAPORE, SINGAPORE 638552
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8057926
US20100209740
12666561
Correspondence name and address
SUGHRUE MION
2100 PENNSYLVANIA AVE, NW
WASHINGTON, DC 20037-3213
Assignment: 10
Reel/Frame:024336/0824   Pages: 3
Recorded: 05/05/2010
Attorney Dkt #:Q117701
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HORIKAWA, JUNICHI
Exec Dt:
03/31/2010
2
AYAMA, KENJI
Exec Dt:
03/19/2010
3
ISHIYAMA, MASAFUMI
Exec Dt:
03/19/2010
4
YAMAGUCHI, TOSHIKATSU
Exec Dt:
03/31/2010
5
SETO, YUSUKE
Exec Dt:
03/31/2010
Assignees
1
HOYA CORPORATION
7-5, NAKA-OCHIAI 2-CHOME
SHINJUKU-KU, TOKYO, JAPAN
2
HOYA MAGNETICS SINGAPORE PTE, LTD.
#3, TUAS LINK 2
SINGAPORE, SINGAPORE 638552
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20100215992
12709845
Correspondence name and address
SUGHRUE MION, PLLC
2100 PENNSYLVANIA AVE.
NW
WASHINGTON, DC 20037
Assignment: 11
Reel/Frame:025702/0650   Pages: 3
Recorded: 01/26/2011
Attorney Dkt #:Q121014
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
UMEZAWA, TEIICHIRO
Exec Dt:
12/07/2010
2
ISHIYAMA, MASAFUMI
Exec Dt:
12/07/2010
3
SATO, TOKICHIRO
Exec Dt:
12/07/2010
4
AYAMA, KENJI
Exec Dt:
12/07/2010
5
ONOUE, TAKAHIRO
Exec Dt:
12/07/2010
6
HORIKAWA, JUNICHI
Exec Dt:
12/07/2010
Assignee
1
WD MEDIA (SINGAPORE) PTE. LTD.
C/O WESTERN DIGITAL TECHNOLOGIES, INC.
20511 LAKE FOREST DRIVE
LAKE FOREST, CALIFORNIA 92630
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8623528
US20110111262
12934975
Correspondence name and address
SUGHRUE MION, PLLC
2100 PENNSYLVANIA AVE.
NW
WASHINGTON, DC 20037
Assignment: 12
Reel/Frame:027227/0716   Pages: 7
Recorded: 11/14/2011
Attorney Dkt #:M5007.JP.US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MASUDA, DAISUKE
Exec Dt:
10/18/2011
2
SAITO, CHIYO
Exec Dt:
10/18/2011
3
OKAMOTO, IWAO
Exec Dt:
10/17/2011
4
HORIKAWA, JUNICHI
Exec Dt:
10/31/2011
Assignee
1
WD MEDIA (SINGAPORE) PTE.LTD.
C/O WESTERN DIGITAL TECHNOLOGIES, INC.
3355 MICHELSON DRIVE, SUITE 100
IRVINE, CALIFORNIA 92630
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8559131
US20120162808
13161394
Correspondence name and address
WESTERN DIGITAL
ATTN: INTELLECTUAL PROPERTY DEPT.
3355 MICHELSON DRIVE, SUITE 100
IRVINE, CA 92692
Assignment: 13
Reel/Frame:033104/0154   Pages: 6
Recorded: 06/06/2014
Attorney Dkt #:Q210972
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ORIHARA, TOSHIHIKO
Exec Dt:
05/12/2014
2
HAMAMOTO, KAZUHIRO
Exec Dt:
05/12/2014
3
KOZAKAI, HIROFUMI
Exec Dt:
05/12/2014
4
USUI, YOUICHI
Exec Dt:
05/12/2014
5
SHOKI, TSUTOMU
Exec Dt:
05/12/2014
6
HORIKAWA, JUNICHI
Exec Dt:
05/12/2014
Assignee
1
HOYA CORPORATION
7-5, NAKA-OCHIAI 2-CHOME, SHINJUKU-KU
TOKYO, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9494851
US20150017574
14348413
Correspondence name and address
SUGHRUE MION, PLLC
2100 PENNSYLVANIA AVENUE, N.W.
SUITE 800
WASHINGTON, DC 20037
Assignment: 14
Reel/Frame:033354/0122   Pages: 6
Recorded: 07/21/2014
Attorney Dkt #:Q210969
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HAMAMOTO, KAZUHIRO
Exec Dt:
05/12/2014
2
ORIHARA, TOSHIHIKO
Exec Dt:
05/12/2014
3
KOZAKI, HIROFUMI
Exec Dt:
05/12/2014
4
USUI, YOUICHI
Exec Dt:
05/12/2014
5
SHOKI, TSUTOMU
Exec Dt:
05/12/2014
6
HORIKAWA, JUNICHI
Exec Dt:
05/12/2014
Assignee
1
HOYA CORPORATION
7-5, NAKA-OCHIAI 2-CHOME
SHINJUKU-KU, TOKYO, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9348217
US20140329174
14348349
Correspondence name and address
SUGHRUE MION, PLLC
2100 PENNSYLVANIA AVENUE NW
SUITE 800
WASHINGTON, DC 20037
Assignment: 15
Reel/Frame:033867/0855   Pages: 9
Recorded: 09/30/2014
Attorney Dkt #:Q210969
Conveyance: CORRECTIVE ASSIGNMENT TO CORRECT THE LAST NAME OF THE THIRD INVENTOR HIROFUMI KOZAKAI PREVIOUSLY RECORDED ON REEL 033354 FRAME 0122. ASSIGNOR(S) HEREBY CONFIRMS THE ASSIGNMENT OF ASSIGNOR'S INTEREST.
Assignors
1
HAMAMOTO, KAZUHIRO
Exec Dt:
05/12/2014
2
ORIHARA, TOSHIHIKO
Exec Dt:
05/12/2014
3
KOZAKAI, HIROFUMI
Exec Dt:
05/12/2014
4
USUI, YOUICHI
Exec Dt:
05/12/2014
5
SHOKI, TSUTOMU
Exec Dt:
05/12/2014
6
HORIKAWA, JUNICHI
Exec Dt:
05/12/2014
Assignee
1
HOYA CORPORATION
7-5, NAKA-OCHIAI 2-CHOME
SHINJUKU-KU, TOKYO, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9348217
US20140329174
14348349
Correspondence name and address
SUGHRUE MION, PLLC
2100 PENNSYLVANIA AVENUE NW
SUITE 800
WASHINGTON, DC 20037
Assignment: 16
Reel/Frame:049941/0309   Pages: 6
Recorded: 08/02/2019
Attorney Dkt #:103910-MB000720US-1143383
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HAMAMOTO, KAZUHIRO
Exec Dt:
05/12/2014
2
ORIHARA, TOSHIHIKO
Exec Dt:
05/12/2014
3
KOZAKAI, HIROFUMI
Exec Dt:
05/12/2014
4
USUI, YOUICHI
Exec Dt:
05/12/2014
5
SHOKI, TSUTOMU
Exec Dt:
05/12/2014
6
HORIKAWA, JUNICHI
Exec Dt:
05/12/2014
Assignee
1
HOYA CORPORATION
7-5, NAKA-OCHIAI 2-CHOME, SHINJUKU-KU
TOKYO, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10429728
US20180081264
15824227
Correspondence name and address
KILPATRICK TOWNSEND & STOCKTON LLP
1100 PEACHTREE STREET
SUITE 2800
ATLANTA, GA 30309
Assignment: 17
Reel/Frame:050016/0367   Pages: 6
Recorded: 08/09/2019
Attorney Dkt #:103910-MB000730US-1147787
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HAMAMOTO, KAZUHIRO
Exec Dt:
05/12/2014
2
ORIHARA, TOSHIHIKO
Exec Dt:
05/12/2014
3
KOZAKAI, HIROFUMI
Exec Dt:
05/12/2014
4
USUI, YOUICHI
Exec Dt:
05/12/2014
5
SHOKI, TSUTOMU
Exec Dt:
05/12/2014
6
HORIKAWA, JUNICHI
Exec Dt:
05/12/2014
Assignee
1
HOYA CORPORATION
7-5, NAKA-OCHIAI 2-CHOME, SHINJUKU-KU
TOKYO, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10620527
US20190361337
16537239
Correspondence name and address
KILPATRICK TOWNSEND & STOCKTON LLP
1100 PEACHTREE STREET
SUITE 2800
ATLANTA, GA 30309
Assignment: 18
Reel/Frame:035276/0425   Pages: 5
Recorded: 03/27/2015
Attorney Dkt #:Q217899
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ORIHARA, TOSHIHIKO
Exec Dt:
03/18/2015
2
HAMAMOTO, KAZUHIRO
Exec Dt:
03/18/2015
3
KOZAKAI, HIROFUMI
Exec Dt:
03/18/2015
4
SHOKI, TSUTOMU
Exec Dt:
03/18/2015
5
HORIKAWA, JUNICHI
Exec Dt:
03/18/2015
Assignee
1
HOYA CORPORATION
7-5, NAKA-OCHIAI 2-CHOME
SHINJUKU-KU, TOKYO, JAPAN 161-8525
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9507254
US20150205196
14423494
Correspondence name and address
SUGHRUE MION, PLLC
2100 PENNSYLVANIA AVENUE, NW
SUITE 800
WASHINGTON, DC 20037
Assignment: 19
Reel/Frame:037948/0625   Pages: 5
Recorded: 03/10/2016
Attorney Dkt #:Q220659
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HAMAMOTO, KAZUHIRO
Exec Dt:
09/15/2015
2
ORIHARA, TOSHIHIKO
Exec Dt:
09/15/2015
3
SHOKI, TSUTOMU
Exec Dt:
09/15/2015
4
HORIKAWA, JUNICHI
Exec Dt:
09/15/2015
Assignee
1
HOYA CORPORATION
7-5, NAKA-OCHIAI 2-CHOME
SHINJUKU-KU, TOKYO, JAPAN 161-8525
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9581895
US20150331312
14655190
Correspondence name and address
SUGHRUE MION, PLLC
2100 PENNSYLVANIA AVENUE, NW
SUITE 800
WASHINGTON, DC 20037
Assignment: 20
Reel/Frame:050670/0354   Pages: 8
Recorded: 10/09/2019
Attorney Dkt #:103910-MB001300US-1153010
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
IKEBE, YOHEI
Exec Dt:
10/07/2019
2
HORIKAWA, JUNICHI
Exec Dt:
10/07/2019
3
ONOUE, TAKAHIRO
Exec Dt:
10/07/2019
4
KATAOKA, MIZUKI
Exec Dt:
10/07/2019
Assignee
1
HOYA CORPORATION
6-10-1 NISHI-SHINJUKU, SHINJUKU-KU
TOKYO, JAPAN 1608347
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11237472
US20190384157
16490010
Correspondence name and address
KILPATRICK TOWNSEND & STOCKTON LLP
1100 PEACHTREE STREET
SUITE 2800
ATLANTA, GA 30309

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