Tetsuya Oosugi

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Aichi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Termination unit
- Patent number 11,073,671
- Issue date Jul 27, 2021
- SEI Optifrontier Co., Ltd.
- Kazuya Masuda
- G02 - OPTICS
Information Patent Grant
Optical cable connecting closure and optical interconnection system
- Patent number 8,254,741
- Issue date Aug 28, 2012
- Sumitomo Electric Industries, Ltd.
- Tsuyoshi Imaizumi
- G02 - OPTICS

Patents Applicationslast 30 patents

Information Patent Application
TERMINATION UNIT
- Publication number 20210055497
- Publication date Feb 25, 2021
- SEI Optifrontier Co., Ltd.
- Kazuya MASUDA
- G02 - OPTICS
Information Patent Application
OPTICAL WIRING RACK
- Publication number 20190293889
- Publication date Sep 26, 2019
- SEI Optifrontier Co., Ltd.
- Kazuya MASUDA
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
OPTICAL CABLE CONNECTING CLOSURE AND OPTICAL INTERCONNECTION SYSTEM
- Publication number 20100074578
- Publication date Mar 25, 2010
- Tsuyoshi Imaizumi
- G02 - OPTICS