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Patent Assignment Abstract of Title
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Total Assignments: 2
Patent #:
Issue Dt:
05/06/1997
Application #:
08568371
Filing Dt:
12/06/1995
Inventors:
TOSHIYA MIYAZAKI, TOSHIHIRO HAYAMI, TADAO NAKATSUKA, HIROYUKI TANAKA et al
Title:
METHOD FOR DETECTING ETCHING ENDPOINT AND ETCHING APPARATUS AND ETCHING SYSTEM USING THE METHOD THEREOF
Assignment: 1
Reel/Frame:
007857/0076Recorded: 03/20/1996Pages: 3
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors:
Exec Dt:
03/14/1996
Exec Dt:
03/14/1996
Exec Dt:
03/14/1996
Exec Dt:
03/14/1996
Exec Dt:
03/14/1996
Assignee:
5-33, KITAHAMA 4-CHOME, CHUO-KU, OSAKA-SHI
OSAKA, 541, JAPAN
Correspondent:
BURNS, DOANE, SWECKER & MATHIS, L.L.P.
CHARLES F. WIELAND III
POST OFFICE BOX 1404
ALEXANDRIA, VA 22313-1404
Assignment: 2
Reel/Frame:
011887/0420Recorded: 06/12/2001Pages: 3
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
05/22/2001
Assignee:
MINATO-KU
3-6, AKASAKA 5-CHOME
TOKYO 107-8481, JAPAN
Correspondent:
BURNS, DOANE, SWECKER ET AL.
PLATON N. MANDROS
PO BOX 1404
ALEXANDRIA, VA 22313-1404

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