Kazuhiro Ooto

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Narashino-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Optical device sealing structure and optical device manufacturing m...
- Patent number 9,459,410
- Issue date Oct 4, 2016
- Sumitomo Osaka Cement Co., Ltd.
- Katsutoshi Kondou
- G02 - OPTICS

Patents Applicationslast 30 patents

Information Patent Application
OPTICAL DEVICE SEALING STRUCTURE AND OPTICAL DEVEICE MANUFACTURING...
- Publication number 20170023742
- Publication date Jan 26, 2017
- Sumitomo Osaka Cement Co., Ltd.
- Katsutoshi KONDOU
- G02 - OPTICS
Information Patent Application
OPTICAL DEVICE SEALING STRUCTURE AND OPTICAL DEVEICE MANUFACTURING...
- Publication number 20120251770
- Publication date Oct 4, 2012
- Sumitomo Osaka Cement Co., Ltd.
- Katsutoshi Kondou
- G02 - OPTICS