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Tooru Sugamata
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Tokyo, JP
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last 30 patents
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Patent Grant
Method for fixation of optical fiber in optical device module, and...
Patent number
6,997,621
Issue date
Feb 14, 2006
Sumitomo Osaka Cement Co., Ltd.
Tsutomu Saitou
G02 - OPTICS
Patents Applications
last 30 patents
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Patent Application
Method for fixation of optical fiber in optical device module, and...
Publication number
20040228585
Publication date
Nov 18, 2004
Sumitomo Osaka Cement Co., Ltd.
Tsutomu Saitou
G02 - OPTICS