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Patent Assignment Assignor Details
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Assignor Name : TSUZAKI, TETSUFUMI
Total Assignments: 17
Assignment: 1
Reel/Frame:011199/0838   Pages: 2
Recorded: 09/22/2000
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
TSUZAKI, TETSUFUMI
Exec Dt:
08/29/2000
2
NISHIMURA, MASAYUKI
Exec Dt:
08/29/2000
3
SHIGEMATSU, MASAYUKI
Exec Dt:
08/30/2000
4
HATAYAMA, HITOSHI
Exec Dt:
08/29/2000
5
SASAOKA, EISUKE
Exec Dt:
08/29/2000
Assignee
1
SUMITOMO ELECTRIC INDUSTRIES, LTD.
CHUO-KU, OSAKA-SHI
5-33, KITAHAMA 4-CHOME
OSAKA 541-0041, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6952309
NONE
09667576
Correspondence name and address
MCDERMOTT, WILL & EMERY
GENE Z. RUBINSON
600 13TH STREET, N.W.
WASHINGTON, D.C. 20005
Assignment: 2
Reel/Frame:012048/0401   Pages: 2
Recorded: 07/20/2001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
TSUZAKI, TETSUFUMI
Exec Dt:
07/12/2001
2
MURASHIMA, KIYOTAKA
Exec Dt:
07/12/2001
Assignee
1
SUMITOMO ELECTRIC INDUSTRIES, LTD.
5-33, KITAHAMA 4-CHOME, CHUO-KU OSAKA-SHI
OSAKA 541-0041, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6775055
US20020024721
09908853
Correspondence name and address
MCDERMOTT, WILL & EMERY
GENE Z. RUBINSON
600 13TH STREET, N.W.
WASHINGTON DC 20005
Assignment: 3
Reel/Frame:012053/0212   Pages: 2
Recorded: 07/25/2001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
TSUZAKI, TETSUFUMI
Exec Dt:
07/12/2001
2
NISHIMURA, MASAYUKI
Exec Dt:
07/12/2001
3
HIRANO, MASAAKI
Exec Dt:
07/12/2001
Assignee
1
SUMITOMO ELECTRIC INDUSTRIES, LTD.
OSAKA-SHI
5-33, KITAHAMA 4-CHOME, CHUO-KU
OSAKA 541-0041, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6819477
US20020012161
09911767
Correspondence name and address
MCDERMOTT, WILL & EMERY
STEPHEN A. BECKER
600 13TH STREET, N.W.
WASHINGTON, D.C. 20005
Assignment: 4
Reel/Frame:012303/0798   Pages: 3
Recorded: 11/13/2001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
TSUZAKI, TETSUFUMI
Exec Dt:
10/26/2001
2
KAKUI, MOTOKI
Exec Dt:
10/25/2001
3
ISHIKAWA, SHINJI
Exec Dt:
10/29/2001
4
ONISHI, MASASHI
Exec Dt:
10/29/2001
Assignee
1
SUMITOMO ELECTRIC INDUSTRIES, LTD.
5-33, KITAHAMA 4-CHOME CHUO-KU, OSAKA-SHI
OSAKA 541-0041, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6813065
US20020024722
09929503
Correspondence name and address
MCDERMOTT, WILL & EMERY
STEPHEN A. BECKER
600 13TH STREET, N.W.
WASHINGTON, DC 20005
Assignment: 5
Reel/Frame:012545/0119   Pages: 2
Recorded: 01/30/2002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
TSUZAKI, TETSUFUMI
Exec Dt:
01/16/2002
2
NISHIMURA, MASAYUKI
Exec Dt:
01/17/2002
Assignee
1
SUMITOMO ELECTRIC INDUSTRIES, LTD.
5-33, KITAHAMA 4-CHOME, CHUO-KU, OSAKA-SHI
OSAKA 541-0041, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6819829
US20020102051
10058326
Correspondence name and address
MCDERMOTT, WILL & EMERY
ARTHUR J. STEINER
600 13TH STREET, N.W.
WASHINGTON, DC 20005
Assignment: 6
Reel/Frame:012845/0523   Pages: 2
Recorded: 04/23/2002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
TSUZAKI, TETSUFUMI
Exec Dt:
04/15/2002
2
KAKUI, MOTOKI
Exec Dt:
04/15/2002
3
NISHIMURA, MASAYUKI
Exec Dt:
04/15/2002
Assignee
1
SUMITOMO ELECTRIC INDUSTRIES, LTD.
5-33, KITAHAMA 4-CHOME
OSAKA-SHI
OSAKA 541-0041, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6806999
US20030123138
10127449
Correspondence name and address
MCDERMOTT, WILL & EMERY
ARTHUR J. STEINER
600 13TH STREET NW
WASHINGTON, DC 20005
Assignment: 7
Reel/Frame:013551/0240   Pages: 4
Recorded: 12/03/2002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
TSUZAKI, TETSUFUMI
Exec Dt:
07/15/2002
2
KAKUI, MOTOKI
Exec Dt:
07/22/2002
3
TERAHARA, TAKAFUMI
Exec Dt:
10/31/2002
4
KUMASAKO, JUNICHI
Exec Dt:
11/03/2002
Assignees
1
SUMITOMO ELECTRIC INDUSTRIES, LTD.
5-33, KITAHAMA 4-CHOME
CHUO-KU, OSAKA-SHI
OSAKA 541-0041, JAPAN
2
FUJITU LIMITED
1-1, KAMIKODANAKA 4-CHOME
NAKAHARA-KU, KAWASAKI-SHI
KANAGAWA 211-8588, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7307782
US20030063371
10208198
Correspondence name and address
MCDERMOTT, WILL & EMERY
ARTHUR STEINER
600 13TH ST., N.W.
WASHINGTON, DC 20005
Assignment: 8
Reel/Frame:013824/0384   Pages: 2
Recorded: 02/27/2003
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
TSUZAKI, TETSUFUMI
Exec Dt:
01/30/2003
Assignee
1
SUMITOMO ELECTRIC INDUSTRIES, LTD.
5-33, KITAHAMA 4-CHOME
CHUO-KU, OSAKA-SHI
OSAKA 541-0041, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20030169986
10373871
Correspondence name and address
MCDERMOTT, WILL & EMERY
ARTHUR J. STEINER
600 13TH STREET, N.W.
WASHINGTON, D.C. 20005
Assignment: 9
Reel/Frame:014248/0744   Pages: 2
Recorded: 06/30/2003
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
TSUZAKI, TETSUFUMI
Exec Dt:
06/13/2003
Assignee
1
SUMITOMO ELECTRIC INDUSTRIES, LTD.
5-33, KITAHAMA 4-CHOME, CHUO-KU
OSAKA-SHI, OSAKA 541-0041, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6958857
US20040008994
10608024
Correspondence name and address
MCDERMOTT, WILL & EMERY
ARTHUR J. STEINER
600 13TH STREET, N.W.
WASHINGTON, DC 20005-3096
Assignment: 10
Reel/Frame:014553/0779   Pages: 2
Recorded: 09/26/2003
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
TSUZAKI, TETSUFUMI
Exec Dt:
09/18/2003
2
ISHIKAWA, SHIJI
Exec Dt:
09/18/2003
Assignee
1
SUMITOMO ELECTRIC INDUSTRIES, LTD.
5-33, KITAHAMA 4-CHOME, CHUO-KU
OSAKA-SHI
OSAKA 541-0041, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20040062495
10670201
Correspondence name and address
MCDERMOTT, WILL & EMERY
ARTHUR J. STEINER
600 13TH STREET, N.W.
WASHINGTON, DC 20005-3096
Assignment: 11
Reel/Frame:014966/0922   Pages: 2
Recorded: 02/06/2004
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
TSUZAKI, TETSUFUMI
Exec Dt:
01/28/2004
2
TAMAOKI, SHINOBU
Exec Dt:
01/28/2004
Assignee
1
SUMITOMO ELECTRIC INDUSTRIES, LTD.
5-33, KITAHAMA 4-CHOME
CHUO-KU, OSAKA-SHI
OSAKA 541-0041, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20040156095
10772284
Correspondence name and address
MCDERMOTT, WILL & EMERY
ARTHUR J. STEINER
600 13TH STREET, N.W.
WASHINGTON, D.C. 20005-3096
Assignment: 12
Reel/Frame:017031/0341   Pages: 2
Recorded: 09/28/2005
Attorney Dkt #:050212-0659
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MIYAMOTO, TOSHIYUKI
Exec Dt:
08/31/2005
2
TSUZAKI, TETSUFUMI
Exec Dt:
08/31/2005
3
SHITOMI, TATSUHIKO
Exec Dt:
08/31/2005
Assignee
1
SUMITOMO ELECTRIC INDUSTRIES, LTD.
5-33, KITAHAMA 4-CHOME, CHUO-KU, OSAKA-SHI,
OSAKA, 541-0041, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7110648
US20060045534
11211097
Correspondence name and address
MCDERMOTT WILL & EMERY LLP
600 13TH STREET, N.W.
WASHINGTON, D. C. 20005-3096
Assignment: 13
Reel/Frame:038485/0865   Pages: 2
Recorded: 05/06/2016
Attorney Dkt #:208483-0008-00-US-539873
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
UEHARA, FUMIYA
Exec Dt:
03/03/2016
2
MIYAMOTO, TOSHIYUKI
Exec Dt:
03/03/2016
3
TSUZAKI, TETSUFUMI
Exec Dt:
03/03/2016
Assignee
1
SEI OPTIFRONTIER CO., LTD.
1, TAYA-CHO, SAKAE-KU
YOKOHAMA-SHI, KANAGAWA, JAPAN 244-8589
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9583911
US20160261087
15054167
Correspondence name and address
DRINKER BIDDLE & REATH (DC)
1500 K STREET, N.W.
SUITE 1100
WASHINGTON, DC 20005-1209
Assignment: 14
Reel/Frame:041522/0291   Pages: 3
Recorded: 03/09/2017
Attorney Dkt #:202262-0134-00-US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
TSUZAKI, TETSUFUMI
Exec Dt:
03/06/2017
2
SUZUKI, YOSHINOBU
Exec Dt:
03/06/2017
3
OTA, JUNICHI
Exec Dt:
03/07/2017
Assignees
1
SUMITOMO ELECTRIC INDUSTRIES, LTD.
5-33, KITAHAMA 4-CHOME, CHUO-KU
OSAKA-SHI, OSAKA, JAPAN 541-0041
2
SEI OPTIFRONTIER CO., LTD.
1, TAYA-CHO, SAKAE-KU
YOKOHAMA-SHI, KANAGAWA, JAPAN 244-8589
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20170289653
15454057
Correspondence name and address
DRINKER BIDDLE & REATH (DC)
1500 K STREET, N.W.
SUITE 1100
WASHINGTON, DC 20005-1209
Assignment: 15
Reel/Frame:046164/0078   Pages: 6
Recorded: 06/21/2018
Attorney Dkt #:202262-0160-00-US-578492
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MASUDA, KAZUYA
Exec Dt:
06/06/2018
2
UEDA, TOMOHIKO
Exec Dt:
06/06/2018
3
ITO, TSUNEARI
Exec Dt:
06/11/2018
4
OTSUKA, KENICHIRO
Exec Dt:
06/12/2018
5
HISHIKAWA, YOSHIFUMI
Exec Dt:
06/12/2018
6
FUKUMOTO, GOUICHI
Exec Dt:
06/12/2018
7
TSUZAKI, TETSUFUMI
Exec Dt:
06/12/2018
8
MIYAMOTO, TOSHIYUKI
Exec Dt:
06/12/2018
9
MURAKAMI, TAKASHI
Exec Dt:
06/13/2018
10
SUETSUGU, YOSHIYUKI
Exec Dt:
06/15/2018
11
KONDO, TAKASHI
Exec Dt:
06/06/2018
Assignees
1
SUMITOMO ELECTRIC INDUSTRIES, LTD.
5-33, KITAHAMA 4-CHOME, CHUO-KU
OSAKA-SHI, OSAKA, JAPAN 541-0041
2
SEI OPTIFRONTIER CO., LTD.
1, TAYA-CHO, SAKAE-KU
YOKOHAMA-SHI, KANAGAWA, JAPAN 244-8589
3
SUMITOMO ELECTRIC LIGHTWAVE CORP.
201 SOUTH ROGERS LANE, SUITE 100
RALEIGH, NORTH CAROLINA 27610
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10523317
US20190372665
16000098
Correspondence name and address
DRINKER BIDDLE & REATH (DC)
1500 K STREET, N.W.
SUITE 1100
WASHINGTON, DC 20005-1209
Assignment: 16
Reel/Frame:054301/0947   Pages: 6
Recorded: 11/06/2020
Attorney Dkt #:194190
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MASUDA, KAZUYA
Exec Dt:
10/19/2020
2
UEDA, TOMOHIKO
Exec Dt:
10/19/2020
3
OTSUKA, KENICHIRO
Exec Dt:
10/20/2020
4
ITO, TSUNEARI
Exec Dt:
10/19/2020
5
TSUZAKI, TETSUFUMI
Exec Dt:
10/20/2020
6
HISHIKAWA, YOSHIFUMI
Exec Dt:
10/20/2020
7
HATAYAMA, HITOSHI
Exec Dt:
11/02/2020
Assignees
1
SUMITOMO ELECTRIC OPTIFRONTIER CO., LTD.
1, TAYA-CHO, SAKAE-KU
YOKOHAMA-SHI, KANAGAWA, JAPAN 244-8589
2
SUMITOMO ELECTRIC INDUSTRIES, LTD.
5-33, KITAHAMA 4-CHOME, CHUO-KU
OSAKA-SHI, OSAKA, JAPAN 541-0041
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11965801
US20210239569
17053556
Correspondence name and address
JESSE O. COLLIER
OLIFF PLC
P.O. BOX 320850
ALEXANDRIA, VA 22320-4850
Assignment: 17
Reel/Frame:058164/0980   Pages: 4
Recorded: 11/19/2021
Attorney Dkt #:198457
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
FUKUMOTO, GOUICHI
Exec Dt:
08/27/2021
2
HISHIKAWA, YOSHIFUMI
Exec Dt:
08/30/2021
3
TSUZAKI, TETSUFUMI
Exec Dt:
08/30/2021
4
MIYAMOTO, TOSHIYUKI
Exec Dt:
08/30/2021
5
OTSUKA, KENICHIRO
Exec Dt:
08/31/2021
Assignees
1
SUMITOMO ELECTRIC OPTIFRONTIER CO., LTD.
1, TAYA-CHO, SAKAE-KU
YOKOHAMA-SHI, KANAGAWA, JAPAN 244-8589
2
SUMITOMO ELECTRIC INDUSTRIES, LTD.
5-33, KITAHAMA 4-CHOME, CHUO-KU
OSAKA-SHI, OSAKA, JAPAN 541-0041
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20220236141
17612745
Correspondence name and address
JESSE O. COLLIER
OLIFF PLC
P.O. BOX 320850
ALEXANDRIA, VA 22320-4850

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