Takashi KOJIMA

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Yokohama-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Optical device, printed circuit board
- Patent number 9,983,372
- Issue date May 29, 2018
- Sumitomo Electric Industries, Ltd.
- Kaoru Oomori
- G02 - OPTICS
Information Patent Grant
Optical apparatus, printed circuit board
- Patent number 9,977,204
- Issue date May 22, 2018
- Sumitomo Electric Industries, Ltd.
- Kaoru Oomori
- G02 - OPTICS

Patents Applicationslast 30 patents

Information Patent Application
OPTICAL APPARATUS, PRINTED CIRCUIT BOARD
- Publication number 20170097479
- Publication date Apr 6, 2017
- Sumitomo Electric Industries, Ltd.
- Kaoru OOMORI
- G02 - OPTICS
Information Patent Application
OPTICAL DEVICE, PRINTED CIRCUIT BOARD
- Publication number 20170097478
- Publication date Apr 6, 2017
- Sumitomo Electric Industries, Ltd.
- Kaoru OOMORI
- G02 - OPTICS
Information Patent Application
LIGHT EMISSION APPARATUS, ILLUMINATION SYSTEM AND ILLUMINATION METHOD
- Publication number 20130141013
- Publication date Jun 6, 2013
- MITSUBISHI CHEMICAL CORPORATION
- Hiroya Kodama
- F21 - LIGHTING