Yasuyuki MAEKAWA

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Yokohama-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Optical connection structure, optical connector, and optical connec...
- Patent number 12,248,185
- Issue date Mar 11, 2025
- Sumitomo Electric Industries, Ltd.
- Masaki Omura
- G02 - OPTICS
Information Patent Grant
Optical connection structure, optical connector, and optical connec...
- Patent number 11,815,723
- Issue date Nov 14, 2023
- Sumitomo Electric Industries, Ltd.
- Masaki Omura
- G02 - OPTICS

Patents Applicationslast 30 patents

Information Patent Application
OPTICAL CONNECTION STRUCTURE, ADAPTOR AND OPTICAL CONNECTOR
- Publication number 20250208356
- Publication date Jun 26, 2025
- SUMITOMO ELECTRIC INDUSTRIES, LTD.
- Motoyoshi KIMURA
- G02 - OPTICS
Information Patent Application
OPTICAL CONNECTION STRUCTURE, OPTICAL CONNECTOR, AND OPTICAL CONNEC...
- Publication number 20240027696
- Publication date Jan 25, 2024
- Sumitomo Electric Industries, Ltd.
- Masaki OMURA
- G02 - OPTICS
Information Patent Application
OPTICAL CONNECTION STRUCTURE, OPTICAL CONNECTOR, AND OPTICAL CONNEC...
- Publication number 20230125413
- Publication date Apr 27, 2023
- Sumitomo Electric Industries, Ltd.
- Masaki OMURA
- G02 - OPTICS