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Patent Assignment Abstract of Title
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Total Assignments: 6
Patent #:
5021936
Issue Dt:
06/04/1991
Application #:
07545148
Filing Dt:
06/28/1990
Inventors:
JUN-ICHI NISHIZAWA, TAKASHIGE TAMAMUSHI, KOICHI MITAMURA, HIROO TAKAHASHI et al
Title:
PWM POWER CONVERTER USING MIXED BIPOLAR AND STATIC INDUCTION TRANSISTORS
Assignment: 1
Reel/Frame:
005610/0787Recorded: 02/25/1991Pages: 3
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors:
NISHIZAWA, JUN-ICHI
Exec Dt:
03/16/1988
TAMAMUSHI, TAKASHIGE
Exec Dt:
03/16/1988
MITAMURA, KOICHI
Exec Dt:
03/12/1988
TAKAHASHI, HIROO
Exec Dt:
03/12/1988
MITSUI, KIYOO
Exec Dt:
03/10/1988
IKEHARA, MITSUO
Exec Dt:
03/14/1988
WAKO, TOYOTA
Exec Dt:
03/14/1988
MARUYAMA, SINPEI
Exec Dt:
03/14/1988
Assignees:
ZAIDAN HOJIN HANDOTAI KENKYU SINKOKAI, (BANCHI NASHI) KAWAUCHI, SENDAI-SHI, MIYAGI-KEN, JAPAN A CORP. OF JAPAN
TOHOKU ELECTRIC POWER COMPANY, INCORPORATED, 3-7-1, ICHIBANCHO, SENDAI-SHI, MIYAGI-KEN, JAPAN A CORP. OF JAPAN
TSUKEN ELECTRIC IND. CO., LTD., 3-16-5, SAIWAI-CHO, SENDAI-SHI, MIYAGI-KEN, JAPAN A CORP. OF JAPAN
Correspondent:
OBLON, SPIVAK, MCCLELLAND,
MAIER & NEUSTADT
FOURTH FLOOR
1755 JEFFERSON DAVIS HWY.
ARLINGTON, VA 22202
Assignment: 2
Reel/Frame:
010977/0497Recorded: 07/21/2000Pages: 14
Conveyance:
CORPORATE ADDRESS CHANGE
Assignor:
ZAIDAN HOJIN HANDOTAI KENKYU SINKOKAI
Exec Dt:
04/01/1989
Assignee:
ZAIDAN HOJIN HANDOTAI KENKYU SINKOKAI
(BANCHINASHI) KAWAUCHI AOBA-KU, SENDAI-SHI
MIYAGA-KEN 980-0862, JAPAN
Correspondent:
OLBON, SPIVAK, MCCLELLAND, MAIER ET AL
MARVIN J. SPIVAK
1755 JEFFERSON DAVIS HIGHWAY
ATTORNEYS AT LAW, FOURTH FLOOR
ARLINGTON, VA 22202
Assignment: 3
Reel/Frame:
010977/0574Recorded: 07/21/2000Pages: 4
Conveyance:
CORPORATE ADDRESS CHANGE
Assignor:
TOHOKU ELECTRIC POWER COMPANY INCORPORATED
Exec Dt:
04/01/1989
Assignee:
TOHOKU ELECTRIC POWER COMPANY INCORPORATED
7-1 ICHIBANCHO 3-CHOME, AOBA-KU, SENDAI-SHI
MIYAGI-KEN 980-8550, JAPAN
Correspondent:
OBLON, SPIVAK, MCCLELLAND, ET AL
MARVIN J. SPIVAK
FOURTH FLOOR
1755 JEFFERSON DAVIS HIGHWAY
ARLINGTON, VIRGINIA 22202
Assignment: 4
Reel/Frame:
010977/0511Recorded: 07/21/2000Pages: 12
Conveyance:
CORPORATE ADDRESS CHANGE
Assignor:
TSUKEN ELECTRIC INDUSTRIAL CO., LTD.
Exec Dt:
11/19/1991
Assignee:
TSUKEN ELECTRIC INDUSTRIAL CO., LTD.
9, AKEDORI 3-CHOME IZUMI-KU, SENDAI-SHI
MIYAGA-KEN 981-3206, JAPAN
Correspondent:
OBLON, SPIVAK, MCCLELLAND, MAIER, ET AL
MARVIN J. SPIVAK
FOURTH FLOOR
1755 JEFFERSON DAVIS HIGHWAY
ARLINGTON, VIRGINIA 22202
Assignment: 5
Reel/Frame:
010977/0523Recorded: 07/21/2000Pages: 3
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors:
TOHOKU ELECTRIC POWER COMPANY INCORPORATED
Exec Dt:
03/03/2000
TSUKEN ELECTRIC INDUSTRIAL CO., LTD.
Exec Dt:
03/17/2000
Assignee:
ZAIDAN HOJIN HANDOTAI KENKYU SINKOKAI
AOBA-KU, SENDAI-SHI
(BANCHINASHI) KAWAUCHI
MIYAGA-KEN 980-0862, JAPAN
Correspondent:
OBLON SPIVAK MCCLELLAND ET AL
MARVIN J. SPIVAK
1755 JEFFERSON DAVIS HIGHWAY, 4TH FLOOR
ARLINGTON, VA 22202
Assignment: 6
Reel/Frame:
021316/0434Recorded: 07/30/2008Pages: 3
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
ZAIDAN HOJIN HANDOTAI KENKYU SINKOKAI
Exec Dt:
03/31/2008
Assignee:
TOHOKU UNIVERSITY
2-1-1 KATAHIRA, AOBA-KU SENDAI-SHI
MIYAGI 980-8577, JAPAN
Correspondent:
OBLON, SPIVAK, MCCLELLAND MAIER & NEUSTA
1940 DUKE STREET
ALEXANDRIA, VA 22314

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