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Patent Assignment Abstract of Title
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Total Assignments: 3
Patent #:
Issue Dt:
09/29/1998
Application #:
08566188
Filing Dt:
12/01/1995
Inventor:
MICHIO OHKUBO
Title:
HETEROJUNCTION BIPOLAR TRANSISTOR HAVING A GRADED-COMPOSITION BASE REGION
Assignment: 1
Reel/Frame:
007819/0817Recorded: 12/01/1995Pages: 2
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
11/11/1995
Assignee:
6-1, MARUNOUCHI 2-CHOME, CHIYODA-KU
TOKYO, JAPAN
Correspondent:
SAMSON HELFGOTT
HELFGOTT & KARAS, P.C.
EMPIRE STATE BUILDING
350 5TH AVENUE, 60TH FLOOR
NEW YORK, NY., 10118
Assignment: 2
Reel/Frame:
009893/0970Recorded: 04/16/1999Pages: 3
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors:
Exec Dt:
11/21/1995
Exec Dt:
04/08/1999
Exec Dt:
04/08/1999
Assignee:
6-1, MARUNOUCHI 2-CHOME, CHIYODA-KU
TOKYO, JAPAN
Correspondent:
HELFGOTT & KARAS, P.C.
SAMSON HELFGOTT
EMPIRE STATE BULIDING, 60TH FLOOR
350 5TH AVENUE
NEW YORK, NY 10118
Assignment: 3
Reel/Frame:
010243/0274Recorded: 08/30/1999Pages: 4
Conveyance:
CORRECTIVE ASSIGNMENT TO CORRECT THE NAME OF THE THIRD INVENTOR, PREVIOUSLY RECORDED ON REEL 9893 FRAME 0970. ASSIGNOR HEREBY CONFIRMS THE ASSIGNMENT OF THE ENTIRE INTEREST.
Assignors:
Exec Dt:
11/21/1995
Exec Dt:
04/08/1999
Exec Dt:
04/08/1999
Assignee:
6-1, MARUNOUCHI 2-CHOME, CHIYODA-KU
TOKYO, JAPAN
Correspondent:
HELFGOTT & KARAS, P.C.
AARON B. KARAS
EMPIRE STATE BUILDING, 60TH FLOOR
350 5TH AVENUE
NEW YORK, N.Y. 10118

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