Tsutomu OKAMOTO

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Optical coupling device and method for manufacturing optical coupli...
- Patent number 12,210,191
- Issue date Jan 28, 2025
- Orbray Co., Ltd.
- Tsuyoshi Namekawa
- G02 - OPTICS
Information Patent Grant
Optical connector and optical connector manufacturing method
- Patent number 12,032,208
- Issue date Jul 9, 2024
- Orbray Co., Ltd.
- Tsuyoshi Namekawa
- G02 - OPTICS
Information Patent Grant
Optical coupling device and method for manufacturing optical coupli...
- Patent number 12,025,836
- Issue date Jul 2, 2024
- Orbray Co., Ltd.
- Tsuyoshi Namekawa
- G02 - OPTICS

Patents Applicationslast 30 patents

Information Patent Application
OPTICAL COUPLING DEVICE AND METHOD FOR MANUFACTURING OPTICAL COUPLI...
- Publication number 20220057579
- Publication date Feb 24, 2022
- Adamant Namiki Precision Jewel Co., Ltd.
- Tsuyoshi NAMEKAWA
- G02 - OPTICS
Information Patent Application
OPTICAL CONNECTOR AND OPTICAL CONNECTOR MANUFACTURING METHOD
- Publication number 20220026639
- Publication date Jan 27, 2022
- Adamant Namiki Precision Jewel Co., Ltd.
- Tsuyoshi NAMEKAWA
- G02 - OPTICS