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Patent Assignment Details
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Reel/Frame:006328/0043   Pages: 2
Recorded: 11/12/1992
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Total properties: 1
1
Patent #:
Issue Dt:
01/10/1995
Application #:
07974919
Filing Dt:
11/12/1992
Title:
PHASE SHIFT PHOTOMASK COMPRISING A LAYER OF ALUMINUM OXIDE WITH MAGNESIUM OXIDE
Assignors
1
Exec Dt:
11/06/1992
2
Exec Dt:
11/06/1992
3
Exec Dt:
11/06/1992
Assignee
1
1-1, ICHIGAYA-KAGACHO 1-CHOME
SHINJUKU-KU, TOKYO 162, JAPAN
Correspondence name and address
DELLETT, SMITH-HILL AND BEDELL
JOHN SMITH-HILL
1070 ONE MAIN PLACE
101 S.W. MAIN
PORTLAND, OREGON 97204

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