skip navigationU S P T O SealUnited States Patent and Trademark Office AOTW logo
Home|Site Index|Search|Guides|Contacts|eBusiness|eBiz alerts|News|Help
Assignments on the Web > Patent Query
Patent Assignment Assignor Details
NOTE:Results display only for issued patents and published applications. For pending or abandoned applications please consult USPTO staff.

Assignor Name : IGARASHI, YOSHIKI
Total Assignments: 20
Assignment: 1
Reel/Frame:004890/0592   Pages: 1
Recorded: 05/18/1988
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
IGARASHI, YOSHIKI
Exec Dt:
05/09/1988
2
SHUDO, TUYOSI
Exec Dt:
05/09/1988
Assignee
1
HITACHI, LTD.
6, KANDA SURUGADAI 4-CHOME, CHIYODA-KU
A CORP. OF JAPAN
TOKYO, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4903703
NONE
07195296
Correspondence name and address
ANTONELLI, TERRY & WANDS
1919 PENNSYLVANIA AVE., NW, STE 600
WASHINGTON, D.C. 20006
Assignment: 2
Reel/Frame:005530/0025   Pages: 2
Recorded: 12/03/1990
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
MIYAJIMA, GOH
Exec Dt:
11/22/1990
2
IGARASHI, YOSHIKI
Exec Dt:
11/22/1990
Assignee
1
HITACHI, LTD., A CORP OF JAPAN
6, KANDA SURUGADAI 4-CHOME, CHIYODA-KU,
TOKYO, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5256969
NONE
07620612
Correspondence name and address
ANTONELLI, TERRY, STOUT & KRAUS
SUITE 600
1919 PENNSYLVANIA AVENUE, NW
WASHINGTON, DC 20006
Assignment: 3
Reel/Frame:005790/0763   Pages: 2
Recorded: 07/15/1991
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
IGARASHI, YOSHIKI
Exec Dt:
07/02/1991
2
MIYAJIMA, GOH
Exec Dt:
07/02/1991
Assignee
1
HITACHI, LTD., A CORP. OF JAPAN
6, KANDA SURUGADAI 4-CHOME, CHIYODA-KU
TOKYO, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5189372
NONE
07730095
Correspondence name and address
ANTONELLI, TERRY, STOUT & KRAUS
SUITE 600
1919 PENNSYLVANIA AVENUE, N. W.
WASHINGTON, DC 20006
Assignment: 4
Reel/Frame:006792/0807   Pages: 4
Recorded: 12/07/1993
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ARIYOSHI, TSUKASA
Exec Dt:
04/20/1992
2
MASATSUGU, SHIGEKI
Exec Dt:
04/20/1992
3
MURAI, TATSUO
Exec Dt:
04/20/1992
4
KURIYAMA, HIROYUKI
Exec Dt:
04/20/1992
5
YOSHIDA, ATSUO
Exec Dt:
04/20/1992
6
URUSHIHARA, ATSUHIKO
Exec Dt:
04/20/1992
7
SUBE, TADASHI
Exec Dt:
04/20/1992
8
YANAGISAWA, KAZUNORI
Exec Dt:
04/20/1992
9
KATAYAMA, ATSUSHI
Exec Dt:
04/20/1992
10
KONDO, SHYOJI
Exec Dt:
04/20/1992
11
IGARASHI, YOSHIKI
Exec Dt:
04/20/1992
Assignee
1
HITACHI, LTD.
6, KANDA SURUGADAI, 4-CHOME, CHIYODA-KU
TOKYO 101, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
D347063
NONE
07883969
Correspondence name and address
ANTONELLI, TERRY, STOUT & KRAUS
DONALD R. ANTONELLI
1919 PENNSYLVANIA AVENUE, N.W.
SUITE 600
WASHINGTON, D.C. 20006
Assignment: 5
Reel/Frame:012204/0063   Pages: 3
Recorded: 09/21/2001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
IGARASHI, YOSHIKI
Exec Dt:
08/31/2001
2
BALASUBRAMANIAM, VAIDYA NATHAN
Exec Dt:
09/03/2001
3
SUEMASA, TOMOKI
Exec Dt:
09/05/2001
4
INAZAWA, KOICHIRO
Exec Dt:
08/31/2001
Assignee
1
TOKYO ELECTRON LIMITED
3-6 AKASAKA 5-CHOME, MINATO-KU
TOKYO 107-8481, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20020055263
09956803
Correspondence name and address
OBLON SPIVAK MCCLELLAND MAIER & NEUSTADT
C. IRVIN MCCLELLAND
FOURTH FLOOR
1755 JEFFERSON DAVIS HIGHWAY
ARLINGTON, VIRGINIA 22202
Assignment: 6
Reel/Frame:015160/0996   Pages: 3
Recorded: 03/31/2004
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
IGARASHI, YOSHIKI
Exec Dt:
09/01/2003
2
SUEMASA, TOMOKI
Exec Dt:
09/01/2003
3
INAZAWA, KOICHIRO
Exec Dt:
09/01/2003
Assignee
1
TOKYO ELECTRON LIMITED
3-6, AKASAKA 5-CHOME, MINATO-KU
TOKYO 107-8481, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20040106293
10469818
Correspondence name and address
OBLON, SPIVAK, MCCLELLAND, MAIER & NEUST
1940 DUKE STREET
ALEXANDRIA, VA 22314
Assignment: 7
Reel/Frame:015364/0602   Pages: 5
Recorded: 05/25/2004
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
IGARASHI, YOSHIKI
Exec Dt:
03/15/2004
2
HIGUCHI, KIMIHIRO
Exec Dt:
03/22/2004
3
NISHIMURA, EIICHI
Exec Dt:
02/29/2004
4
SANSONE, PHILIP
Exec Dt:
01/05/2004
5
INAZAWA, KOICHIRO
Exec Dt:
01/15/2004
6
BALASUBRAMANIAM, VAIDYANATHAN
Exec Dt:
01/21/2004
7
KIM, RALPH
Exec Dt:
01/05/2004
8
HAGIHARA, MASAAKI
Exec Dt:
01/05/2004
Assignee
1
TOKYO ELECTRON LIMITED
3-6, AKASAKA 5-CHOME
MINATO-KU, TOKYO, JAPAN 107
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7465673
US20040185380
10736782
Correspondence name and address
PILLSBURY WINTHROP LLP
JEFFREY D. KARCESKI
P.O. BOX 10500
MCLEAN, VA 22102
Assignment: 8
Reel/Frame:016184/0214   Pages: 3
Recorded: 01/24/2005
Attorney Dkt #:259473US2
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KUBOTA, KAZUHIRO
Exec Dt:
10/19/2004
2
IGARASHI, YOSHIKI
Exec Dt:
10/19/2004
3
TAHARA, SHIGERU
Exec Dt:
10/19/2004
4
OKAMOTO, SHIN
Exec Dt:
10/19/2004
5
SHINDO, TOSHIHIKO
Exec Dt:
10/19/2004
6
OOYA, YOSHINOBU
Exec Dt:
10/19/2004
Assignee
1
TOKYO ELECTRON LIMITED
3-6, AKASAKA 5-CHOME
MINATO-KU
TOKYO 107-8481, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20050106875
10948241
Correspondence name and address
OBLON, SPIVAK, MCCLELLAND, MAIER & NEUST
1940 DUKE STREET
ALEXANDRIA, VA 22314
Assignment: 9
Reel/Frame:016675/0324   Pages: 3
Recorded: 06/08/2005
Attorney Dkt #:256976US26
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
IGARASHI, YOSHIKI
Exec Dt:
05/23/2005
2
NAITO, WAKAKO
Exec Dt:
05/23/2005
Assignee
1
TOKYO ELECTRON LIMITED
3-6, AKASAKA 5-CHOME MINATO-KU
TOKYO 107-8481, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20050269294
11147197
Correspondence name and address
OBLON, SPIVAK, MCCLELLAND, MAIER & NEUST
1940 DUKE STREET
ALEXANDRIA, VA 22314
Assignment: 10
Reel/Frame:018862/0856   Pages: 4
Recorded: 02/07/2007
Attorney Dkt #:285976US26
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SATO, MANABU
Exec Dt:
01/12/2007
2
IGARASHI, YOSHIKI
Exec Dt:
01/12/2007
3
KON, YOSHIMITSU
Exec Dt:
01/12/2007
4
HONDA, MASANOBU
Exec Dt:
01/12/2007
Assignee
1
TOKYO ELECTRON LIMITED
3-6, AKASAKA 5-CHOME, MINATO-KU
TOKYO, JAPAN 107-8481
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8128831
US20070165355
11617440
Correspondence name and address
OBLON, SPIVAK, ET AL.
1940 DUKE STREET
ALEXANDRIA, VA 22314
Assignment: 11
Reel/Frame:021069/0201   Pages: 3
Recorded: 06/10/2008
Attorney Dkt #:315227US26
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HONDA, MASANOBU
Exec Dt:
10/12/2007
2
SATO, MANABU
Exec Dt:
10/12/2007
3
IGARASHI, YOSHIKI
Exec Dt:
10/12/2007
Assignee
1
TOKYO ELECTRON LIMITED
3-6, AKASAKA 5-CHOME, MINATO-KU
TOKYO, JAPAN 107-8481
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8404595
US20080233757
11860788
Correspondence name and address
OBLON, SPIVAK, ET AL.
1940 DUKE STREET
ALEXANDRIA, VA 22314
Assignment: 12
Reel/Frame:028037/0100   Pages: 3
Recorded: 04/12/2012
Attorney Dkt #:LEE0136US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
IGARASHI, YOSHIKI
Exec Dt:
03/27/2012
2
NARISHIGE, KAZUKI
Exec Dt:
03/27/2012
Assignee
1
TOKYO ELECTRON LIMITED
3-1 AKASAKA 5-CHOME, MINATO-KU
TOKYO, JAPAN 107-6325
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8518830
US20120244709
13428223
Correspondence name and address
CANTOR COLBURN LLP
20 CHURCH STREET
22ND FLOOR
HARTFORD, CT 06103
Assignment: 13
Reel/Frame:029053/0646   Pages: 5
Recorded: 10/01/2012
Attorney Dkt #:4030-0284
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
YAEGASHI, HIDETAMI
Exec Dt:
09/27/2012
2
IGARASHI, YOSHIKI
Exec Dt:
09/25/2012
3
NARISHIGE, KAZUKI
Exec Dt:
09/26/2012
4
MUKAWA, TAKAHITO
Exec Dt:
09/25/2012
Assignee
1
TOKYO ELECTRON LIMITED
AKASAKA BIZ TOWER, 3-1 AKASAKA 5-CHOME, MINATO-KU
TOKYO, JAPAN 107-6325
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20130023120
13638662
Correspondence name and address
ROTHWELL, FIGG, ERNST & MANBECK, P.C.
607 FOURTEENTH STREET, N.W.
SUITE 800
WASHINGTON, DC 20005
Assignment: 14
Reel/Frame:035774/0077   Pages: 4
Recorded: 06/03/2015
Attorney Dkt #:4030-0510US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HIROTSU, SHIN
Exec Dt:
06/01/2015
2
IGARASHI, YOSHIKI
Exec Dt:
05/01/2015
3
MIWA, TOMONORI
Exec Dt:
05/01/2015
4
OKADA, HIROSHI
Exec Dt:
05/12/2015
Assignee
1
TOKYO ELECTRON LIMITED
3-1, AKASAKA 5-CHOME, MINATO-KU
TOKYO, JAPAN 107-6325
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9418863
US20150332932
14709534
Correspondence name and address
ROTHWELL, FIGG, ERNST & MANBECK, P.C.
607 14TH STREET, N.W.
SUITE 800
WASHINGTON, DC 20005
Assignment: 15
Reel/Frame:035785/0100   Pages: 4
Recorded: 06/04/2015
Attorney Dkt #:4030-0514US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
TAKAHASHI, AKIRA
Exec Dt:
05/26/2015
2
NAKAYAMA, KEI
Exec Dt:
05/28/2015
3
IGARASHI, YOSHIKI
Exec Dt:
05/26/2015
4
HIROTSU, SHIN
Exec Dt:
06/01/2015
Assignee
1
TOKYO ELECTRON LIMITED
3-1, AKASAKA 5-CHOME, MINATO-KU
TOKYO, JAPAN 107-6325
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9312105
US20150371830
14730394
Correspondence name and address
ROTHWELL, FIGG, ERNST & MANBECK, P.C.
607 14TH STREET, N.W.
SUITE 800
WASHINGTON, DC 20005
Assignment: 16
Reel/Frame:038304/0107   Pages: 3
Recorded: 04/18/2016
Attorney Dkt #:15EL-043
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
TOMINAGA, SHO
Exec Dt:
04/11/2016
2
TAKAYAMA, WATARU
Exec Dt:
04/11/2016
3
IGARASHI, YOSHIKI
Exec Dt:
04/11/2016
Assignee
1
TOKYO ELECTRON LIMITED
3-1, AKASAKA 5-CHOME, MINATO-KU,
TOKYO, JAPAN 107-6325
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9666446
US20160314986
15131221
Correspondence name and address
IPUSA, P.L.L.C
1054 31ST STREET, N.W.
SUITE 400
WASHINGTON, DC 20007
Assignment: 17
Reel/Frame:040427/0134   Pages: 3
Recorded: 11/28/2016
Attorney Dkt #:16EL-021
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
TAKAYAMA, WATARU
Exec Dt:
11/15/2016
2
TOMINAGA, SHO
Exec Dt:
11/15/2016
3
IGARASHI, YOSHIKI
Exec Dt:
11/15/2016
Assignee
1
TOKYO ELECTRON LIMITED
3-1, AKASAKA 5-CHOME, MINATO-KU,
TOKYO, JAPAN 107-6325
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9966273
US20170162399
15361675
Correspondence name and address
IPUSA, P.L.L.C
1054 31ST STREET, N.W.
SUITE 400
WASHINGTON, DC 20007
Assignment: 18
Reel/Frame:045489/0011   Pages: 3
Recorded: 04/10/2018
Attorney Dkt #:16EL-021C1
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
TAKAYAMA, WATARU
Exec Dt:
11/15/2016
2
TOMINAGA, SHO
Exec Dt:
11/15/2016
3
IGARASHI, YOSHIKI
Exec Dt:
11/15/2016
Assignee
1
TOKYO ELECTRON LIMITED
3-1, AKASAKA 5-CHOME, MINATO-KU,
TOKYO, JAPAN 107-6325
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10707090
US20180226264
15949185
Correspondence name and address
IPUSA, P.L.L.C
1054 31ST STREET, N.W.
SUITE 400
WASHINGTON, DC 20007
Assignment: 19
Reel/Frame:057870/0951   Pages: 8
Recorded: 10/21/2021
Attorney Dkt #:35470-49028/US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
IGARASHI, YOSHIKI
Exec Dt:
10/13/2021
2
KIKUSHIMA, SATORU
Exec Dt:
10/13/2021
3
SUGA, TAKAYUKI
Exec Dt:
10/13/2021
4
CHU, CHENGYA
Exec Dt:
10/13/2021
Assignee
1
TOKYO ELECTRON LIMITED
3-1 AKASAKA 5-CHOME, MINATO-KU
TOKYO, JAPAN 107-6325
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11791175
US20210358772
17319514
Correspondence name and address
DOHYUN AHN
801 CALIFORNIA STREET
FENWICK & WEST LLP
MOUNTAIN VIEW, CA 94041
Assignment: 20
Reel/Frame:064639/0486   Pages: 8
Recorded: 08/18/2023
Attorney Dkt #:35470-56610/US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
IGARASHI, YOSHIKI
Exec Dt:
10/13/2021
2
KIKUSHIMA, SATORU
Exec Dt:
10/13/2021
3
SUGA, TAKAYUKI
Exec Dt:
10/13/2021
4
CHU, CHENGYA
Exec Dt:
10/13/2021
Assignee
1
TOKYO ELECTRON LIMITED
3-1 AKASAKA 5-CHOME, MINATO-KU
TOKYO, JAPAN 107-6325
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20230395400
18451826
Correspondence name and address
JAE WON SONG
FENWICK & WEST LLP
801 CALIFORNIA STREET
MOUNTAIN VIEW, CA 94041

Search Results as of: 04/28/2024 09:41 PM
If you have any comments or questions concerning the data displayed, contact PRD / Assignments at 571-272-3350. v.2.6
Web interface last modified: August 25, 2017 v.2.6
| .HOME | INDEX| SEARCH | eBUSINESS | CONTACT US | PRIVACY STATEMENT