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Satoshi Kawakami
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Annaka, JP
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last 30 patents
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Patent Grant
Frame-supported pellicle for dustproof protection of photomask in p...
Patent number
5,693,382
Issue date
Dec 2, 1997
Shin-Etsu Chemical Co., Ltd.
Yuichi Hamada
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
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Patent Grant
Frame-supported pellicle for dustproof protection of photomask
Patent number
5,616,927
Issue date
Apr 1, 1997
Shin-Etsu Chemical Co., Ltd.
Yoshihiro Kubota
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
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Patent Grant
Casing for frame-supported pellicles
Patent number
5,577,610
Issue date
Nov 26, 1996
Shin-Etsu Polymer Co., Ltd.
Kazuya Okuda
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY