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Patent Assignment Assignor Details
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Assignor Name : TSUTSUI, TADAYUKI
Total Assignments: 15
Assignment: 1
Reel/Frame:005554/0687   Pages: 4
Recorded: 12/28/1990
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
ISHII, KEI
Exec Dt:
10/12/1990
2
FUJIWARA, AKIRA
Exec Dt:
10/12/1990
3
TSUTSUI, TADAYUKI
Exec Dt:
10/12/1990
4
MURAI OSAMU
Exec Dt:
10/12/1990
5
SAKA, TSUTOMU
Exec Dt:
10/12/1990
Assignees
1
HITACHI POWDERED METALS CO., LTD., A CORP OF JAPAN
520, MINORIDAI, MATSUDO-SHI,
CHIBA-KEN, JAPAN
2
HONDA GIKEN KOGYO KABUSHIKI KAISHA, A CORP OF JAPAN
1-1, MINAMI-AOYAMA 2-CHOME, MINATO-KU
TOKYO, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5049183
NONE
07589413
Correspondence name and address
SANDLER, GREENBLUM & BERNSTEIN
2920 SOUTH GLEBE ROAD
ARLINGTON, VA 22206
Assignment: 2
Reel/Frame:008204/0769   Pages: 5
Recorded: 09/23/1996
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
TSUTSUI, TADAYUKI
Exec Dt:
09/02/1996
2
ISHII, KEI
Exec Dt:
09/02/1996
3
SHIKATA, HIDEO
Exec Dt:
09/02/1996
4
KOTANI, SUMIHISA
Exec Dt:
09/02/1996
Assignees
1
HITACHI POWDERED METALS CO., LTD.
520, MINORIDAI, MATSUDO-SHI
CHIBA 271, JAPAN
2
HITACHI KOKI CO., LTD
6-2, OOTE-MACHI 2-CHOME
CHIYODA-KU, TOKYO 100, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5682588
NONE
08716744
Correspondence name and address
BIRCH, STEWART, KOLASCH & BIRCH, LLP
P.O. BOX 747
FALLS CHURCH, VA 22040-0747
Assignment: 3
Reel/Frame:008425/0952   Pages: 3
Recorded: 03/24/1997
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HU, BO
Exec Dt:
02/12/1997
2
TSUTSUI, TADAYUKI
Exec Dt:
02/12/1997
3
ISHII, KEI
Exec Dt:
02/12/1997
4
SHIKATA, HIDEO
Exec Dt:
02/12/1997
5
SAKAI, JUN
Exec Dt:
02/12/1997
Assignee
1
HITACHI POWDERED METAL CO., LTD.
520 MINORIDAI, MATSUDO SHI
CHIBA, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5819154
NONE
08760884
Correspondence name and address
THOMAS, KAYDEN HORSTEMEYER & RISLEY
GEORGE M. THOMAS
100 GALLERIA PARKWAY, SUITE 1500
ATLANTA, GEORGIA 30339-5948
Assignment: 4
Reel/Frame:009134/0254   Pages: 3
Recorded: 04/23/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
TSUTSUI, TADAYUKI
Exec Dt:
02/20/1998
2
HU, BO
Exec Dt:
02/20/1998
3
ISHII, KEI
Exec Dt:
02/20/1998
4
SHIKATA, HIDEO
Exec Dt:
02/20/1998
5
SAKAI, JUN
Exec Dt:
02/20/1998
Assignee
1
HITACHI POWDERED METALS CO., LTD.
520, MINORIDAI, MATSUDO-SHI
CHIBA-KEN, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5967110
NONE
09065277
Correspondence name and address
SCULLY, SCOTT, MURPHY & PRESSER
LEOPOLD PRESSER, ESQ.
400 GARDEN CITY PLAZA
GARDEN CITY, NY 11530
Assignment: 5
Reel/Frame:010381/0745   Pages: 3
Recorded: 11/04/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
YAMANISHI, YUUJI
Exec Dt:
08/17/1999
2
TSUTSUI, TADAYUKI
Exec Dt:
08/17/1999
3
ISHII, KEI
Exec Dt:
08/17/1999
Assignee
1
HITACHI POWDERED METALS CO., LTD.
520, MINORIDAI, MATSUDO-SHI
CHIBA 270-2295, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6228138
NONE
09434577
Correspondence name and address
SCULLY, SCOTT, MURPHY & PRESSER
LEOPOLD PRESSER
400 GARDEN CITY PLAZA
GARDEN CITY, NY 11530
Assignment: 6
Reel/Frame:012491/0464   Pages: 2
Recorded: 01/22/2002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
TSUTSUI, TADAYUKI
Exec Dt:
11/27/2001
2
ISHII, KEI
Exec Dt:
11/27/2001
3
TANIMURA, YOSHIHIRO
Exec Dt:
11/27/2001
4
YAMADA, KOUJI
Exec Dt:
11/27/2001
5
AOKI, YUUICHI
Exec Dt:
11/27/2001
Assignees
1
HITACHI POWDERED METALS CO., LTD.
520 MINORIDAI, MATSUDO-SHI
CHIBA 270-2295, JAPAN
2
DENSO CORPORATION
1-1 SHOWA-CHO, KARIYA-CITY
AICHI-PREF 448-8661, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7156743
US20020092146
09993562
Correspondence name and address
OLIFF & BERRIDGE, PLC
JAMES A. OLIFF
P.O. BOX 19928
ALEXANDRIA, VA 22320
Assignment: 7
Reel/Frame:015186/0709   Pages: 2
Recorded: 09/27/2004
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SUZUKI, TAKASHI
Exec Dt:
06/16/2004
2
TSUTSUI, TADAYUKI
Exec Dt:
06/16/2004
3
ISHII, KEI
Exec Dt:
06/16/2004
4
TANIMURA, YOSHIHIRO
Exec Dt:
07/01/2004
Assignees
1
HITACHI POWDERED METALS CO., LTD.
520 MINORIDAI, MATSUDO-SHI
CHIBA, JAPAN 270-2295
2
DENSO CORPORATION
1-1, SHOWA-CHO, KARIYA-SHI
AICHI, JAPAN 448-8661
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7078112
US20050014016
10859128
Correspondence name and address
OLIFF & BERRIDGE, PLC
JAMES A. OLIFF
P.O. BOX 19928
ALEXANDRIA, VA 22320
Assignment: 8
Reel/Frame:015269/0354   Pages: 2
Recorded: 10/20/2004
Attorney Dkt #:120316
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
FUJIKI, AKIRA
Exec Dt:
06/21/2004
2
MAEKAWA, YUKIHIRO
Exec Dt:
06/21/2004
3
MABUCHI, YUTAKA
Exec Dt:
06/21/2004
4
MURATA, TAKASHI
Exec Dt:
06/21/2004
5
SUZUKI, TAKASHI
Exec Dt:
06/30/2004
6
YAMADA, JYUN-ICHI
Exec Dt:
06/29/2004
7
TSUTSUI, TADAYUKI
Exec Dt:
06/29/2004
8
ISHII, KEI
Exec Dt:
06/29/2004
Assignees
1
NISSAN MOTOR CO., LTD.
2, TAKARA-CHO, KANAGAWAKU, YOKOHAMA-SHI
KANAGAWA, JAPAN 221-0023
2
HITACHI POWDERED METALS CO. LTD.
520, MINORIDAI, MATSUDO-SHI
CHIBA, JAPAN 270-2295
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20050028641
10883721
Correspondence name and address
OLIFF & BERRIDGE, PLC
JAMES A. OLIFF
P.O. BOX 19928
ALEXANDRIA, VA 22320
Assignment: 9
Reel/Frame:015367/0853   Pages: 2
Recorded: 11/10/2004
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
FUJIKI, AKIRA
Exec Dt:
06/21/2004
2
MAEKAWA, YUKIHIO
Exec Dt:
06/21/2004
3
MABUCHI, YUTAKA
Exec Dt:
06/21/2004
4
MURATA, TAKASHI
Exec Dt:
06/21/2004
5
SUZUKI, TAKASHI
Exec Dt:
06/30/2004
6
YAMADA, JYUN-ICHI
Exec Dt:
06/29/2004
7
TSUTSUI, TADAYUKI
Exec Dt:
06/29/2004
8
ISHII, KEI
Exec Dt:
06/29/2004
Assignees
1
NISSAN MOTOR CO., LTD.
2, TAKARA-CHO, KANAGAWAKU, YOKOHAMA-SHI
KANAGAWA 221-0023, JAPAN
2
HITACHI POWDERED METALS CO., LTD.
520, MINORIDAI, MATSUDO-SHI
CHIBA 270-2295, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7041149
US20050039575
10885023
Correspondence name and address
OLIFF & BERRIDGE, PLC
JAMES A. OLIFF
P.O. BOX 19928
ALEXANDRIA, VA 22320
Assignment: 10
Reel/Frame:015927/0622   Pages: 3
Recorded: 03/18/2005
Attorney Dkt #:120315
Conveyance: RECORD TO CORRECT ASSIGNOR NAME ON AN ASSIGNMENT DOCUMENT PREVIOUSLY RECORDED AT REEL 015367 FRAME 0853 ON NOVEMBER 10, 2004.
Assignors
1
FUJIKI, AKIRA
Exec Dt:
06/21/2004
2
MAEKAWA, YUKIHIRO
Exec Dt:
06/21/2004
3
MABUCHI, YUTAKA
Exec Dt:
06/21/2004
4
MURATA, TAKASHI
Exec Dt:
06/21/2004
5
SUZUKI, TAKASHI
Exec Dt:
06/30/2004
6
YAMADA, JYUN-ICHI
Exec Dt:
06/29/2004
7
TSUTSUI, TADAYUKI
Exec Dt:
06/29/2004
8
ISHII, KEI
Exec Dt:
06/29/2004
Assignees
1
NISSAN MOTOR CO., LTD.
2, TAKARA-CHO, KANAGAWAKU
YOKOHAMA-SHI,
KANAGAWA 221-0023, JAPAN
2
HITACHI POWDERED METALS CO., LTD.
520, MINORIDAI, MATSUDO-SHI
CHIBA 270-2295, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7041149
US20050039575
10885023
Correspondence name and address
OLIFF & BERRIDGE, PLC
JAMES A. OLIFF
P.O. BOX 19928
ALEXANDRIA, VA 22320
Assignment: 11
Reel/Frame:016535/0364   Pages: 4
Recorded: 09/14/2005
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
YAMANISHI, YUJI
Exec Dt:
03/18/2005
2
ISHII, KEI
Exec Dt:
03/18/2005
3
ARAKAWA, TOMOAKI
Exec Dt:
03/18/2005
4
YAMADA, JYUN-ICHI
Exec Dt:
03/18/2005
5
TSUTSUI, TADAYUKI
Exec Dt:
03/18/2005
6
FUJIWARA, AKIRA
Exec Dt:
03/18/2005
7
SATO, RYOJI
Exec Dt:
03/18/2005
Assignees
1
HITACHI POWDERED METALS CO., LTD
520, MINORIDAI
MATSUDO-SHI
CHIBA, JAPAN 270-2295
2
HONDA GIKEN KOGYO KABUSHIKI KAISHA
1-1, MINAMI-AOYAMA
2-CHOME
MINATO-KU, JAPAN 107-8556
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7556864
US20050272545
10529866
Correspondence name and address
JOHN S. PRATT, KILPATRICK STOCKTON LLP
1100 PEACHTREE STREET
SUITE 2800
ATLANTA, GA 30309
Assignment: 12
Reel/Frame:026075/0168   Pages: 2
Recorded: 04/05/2011
Attorney Dkt #:JFE-11-1085
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
UNAMI, SHIGERU
Exec Dt:
02/24/2011
2
OZAKI, YUKIKO
Exec Dt:
02/24/2011
3
TSUTSUI, TADAYUKI
Exec Dt:
03/11/2011
4
YAMANISHI, YUJI
Exec Dt:
03/09/2011
Assignee
1
JFE STEEL CORPORATION
2-3, UCHISAIWAI-CHO 2-CHOME, CHIYODA-KU
TOKYO, JAPAN 100-0011
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20110176950
13120702
Correspondence name and address
T. DANIEL CHRISTENBURY
ONE LIBERTY PLACE
1650 MARKET STREET, SUITE 4900
PHILADELPHIA, PA 19103
Assignment: 13
Reel/Frame:026620/0237   Pages: 2
Recorded: 07/20/2011
Attorney Dkt #:500.51807X00
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
YAMAGUCHI, SHIZUKA
Exec Dt:
06/21/2011
2
OKAMOTO, KAZUTAKA
Exec Dt:
06/21/2011
3
BABA, NOBORU
Exec Dt:
06/22/2011
4
YAMANISHI, YUJI
Exec Dt:
07/01/2011
5
TSUTSUI, TADAYUKI
Exec Dt:
07/01/2011
Assignee
1
HITACHI, LTD.
6-6, MARUNOUCHI 1-CHOME, CHIYODA-KU,
TOKYO, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20120028031
13186589
Correspondence name and address
ANTONELLI, TERRY, STOUT & KRAUS, LLP
1300 NORTH SEVENTEENTH STREET
SUITE 1800
ARLINGTON, VA 22209-3873
Assignment: 14
Reel/Frame:032235/0718   Pages: 5
Recorded: 02/18/2014
Attorney Dkt #:33062U
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
YANAKA, MASAKI
Exec Dt:
02/12/2014
2
TSUTSUI, TADAYUKI
Exec Dt:
02/12/2014
3
TESHIMA, TERUO
Exec Dt:
02/12/2014
Assignee
1
HITACHI CHEMICAL COMPANY, LTD.
9-2, MARUNOUCHI 1-CHOME, CHIYODA-KU
TOKYO, JAPAN 100-6606
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20140230603
14181982
Correspondence name and address
NATH, GOLDBERG & MEYER
112 S.WEST STREET
DOCKET NO. 33062U
ALEXANDRIA, VA 22314
Assignment: 15
Reel/Frame:055867/0643   Pages: 8
Recorded: 04/08/2021
Attorney Dkt #:20369-152003-US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
OHMORI, HIROSHI
Exec Dt:
12/09/2020
2
YAMANISHI, YUJI
Exec Dt:
12/09/2020
3
TSUTSUI, TADAYUKI
Exec Dt:
12/09/2020
Assignee
1
SHOWA DENKO MATERIALS CO., LTD.
9-2, MARUNOUCHI 1-CHOME, CHIYODA-KU
TOKYO, JAPAN 100-6606
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11623306
US20210339345
17283818
Correspondence name and address
FITCH, EVEN, TABIN & FLANNERY, LLP
120 SOUTH LASALLE STREET, SUITE 2100
CHICAGO, IL 60603-3406

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