Masanori YAMANAKA

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Komaki-shi, 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
Termination unit and optical fiber exchange method using the same
- Patent number 10,591,693
- Issue date Mar 17, 2020
- Sumitomo Electric Industries, Ltd.
- Takayasu Yamauchi
- G02 - OPTICS
Information Patent Grant
Termination unit
- Patent number 10,481,358
- Issue date Nov 19, 2019
- Sumitomo Electric Industries, Ltd.
- Takayasu Yamauchi
- G02 - OPTICS
Information Patent Grant
Optical connector plug, receptacle for optical connector, and optic...
- Patent number 10,197,739
- Issue date Feb 5, 2019
- Sei Optifrontier Co., Ltd.
- Kenichiro Ohtsuka
- 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
TERMINATION UNIT
- Publication number 20190064465
- Publication date Feb 28, 2019
- Sumitomo Electric Industries, Ltd.
- Takayasu YAMAUCHI
- G02 - OPTICS
Information Patent Application
TERMINATION UNIT AND OPTICAL FIBER EXCHANGE METHOD USING THE SAME
- Publication number 20190064468
- Publication date Feb 28, 2019
- Sumitomo Electric Industries, Ltd.
- Takayasu YAMAUCHI
- G02 - OPTICS
Information Patent Application
OPTICAL CONNECTOR PLUG, RECEPTACLE FOR OPTICAL CONNECTOR, AND OPTIC...
- Publication number 20180031773
- Publication date Feb 1, 2018
- SEI Optifrontier Co., Ltd.
- Kenichiro OHTSUKA
- G02 - OPTICS