Tsuneari ITO

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Patents Grantslast 30 patents

Information Patent Grant
Measurement system
- Patent number 11,965,801
- Issue date Apr 23, 2024
- SUMITOMO ELECTRIC OPTIFRONTIER CO., LTD.
- Kazuya Masuda
- G01 - MEASURING TESTING
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
Fiber optic cable rack
- Patent number 10,859,783
- Issue date Dec 8, 2020
- Sumitomo Electric Industries, Ltd.
- Takayasu Yamauchi
- G02 - OPTICS
Information Patent Grant
Optical connector, detaching jig, and cap
- Patent number 10,677,996
- Issue date Jun 9, 2020
- Sei Optifrontier Co., Ltd.
- Yohei Aoshima
- G02 - OPTICS
Information Patent Grant
Measurement system and measurement method
- Patent number 10,523,317
- Issue date Dec 31, 2019
- Sumitomo Electric Industries, Ltd.
- Kazuya Masuda
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
MEASUREMENT SYSTEM
- Publication number 20210239569
- Publication date Aug 5, 2021
- SUMITOMO ELECTRIC OPTIFRONTIER CO., LTD.
- Kazuya MASUDA
- G01 - MEASURING TESTING
Information Patent Application
TERMINATION UNIT
- Publication number 20210055497
- Publication date Feb 25, 2021
- SEI Optifrontier Co., Ltd.
- Kazuya MASUDA
- G02 - OPTICS
Information Patent Application
MEASUREMENT SYSTEM AND MEASUREMENT METHOD
- Publication number 20190372665
- Publication date Dec 5, 2019
- Sumitomo Electric Industries, Ltd.
- Kazuya MASUDA
- G01 - MEASURING TESTING
Information Patent Application
FIBER OPTIC CABLE RACK
- Publication number 20190346645
- Publication date Nov 14, 2019
- Sumitomo Electric Industries, Ltd.
- Takayasu YAMAUCHI
- 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 CONNECTOR, DETACHING JIG, AND CAP
- Publication number 20190278029
- Publication date Sep 12, 2019
- SEI Optifrontier Co., Ltd.
- Yohei AOSHIMA
- G02 - OPTICS