Kenichiro Otsuka

Person

Yokohama, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Optical transmission path inspecting system, and optical transmissi...
- Patent number 12,111,224
- Issue date Oct 8, 2024
- SUMITOMO ELECTRIC OPTIFRONTIER CO., LTD.
- Gouichi Fukumoto
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Wiring module, frame body for wiring module, and forming method for...
- Patent number 12,105,339
- Issue date Oct 1, 2024
- Sumitomo Electric Industries, Ltd.
- Takayuki Yokochi
- G02 - OPTICS
Information Patent Grant
Optical communication system
- Patent number 12,032,214
- Issue date Jul 9, 2024
- Sumitomo Electric Industries, Ltd.
- Takayuki Yokochi
- G02 - OPTICS
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
Optical fiber ribbon with intermittently coupled groups of fibers
- Patent number 11,906,803
- Issue date Feb 20, 2024
- Sumitomo Electric Industries, Ltd.
- Takayuki Shimazu
- 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
Information Patent Grant
Optical connector
- Patent number 11,054,587
- Issue date Jul 6, 2021
- Sumitomo Electric Industries, Ltd.
- Kenichiro Otsuka
- G02 - OPTICS
Information Patent Grant
Optical connector
- Patent number 10,768,376
- Issue date Sep 8, 2020
- Sumitomo Electric Industries, Ltd.
- Kenichiro Otsuka
- 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
Optical connector
- Patent number 10,527,803
- Issue date Jan 7, 2020
- Sumitomo Electric Industries, Ltd.
- Kenichiro Otsuka
- 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
Information Patent Grant
Optical connector and assembly method thereof
- Patent number 5,909,528
- Issue date Jun 1, 1999
- Sumitomo Electric Industries, Ltd.
- Yoshikyo Tamekuni
- G02 - OPTICS

Patents Applicationslast 30 patents

Information Patent Application
OPTICAL FIBER CABLE
- Publication number 20240168248
- Publication date May 23, 2024
- Sumitomo Electric Industries, Ltd.
- Fumiaki SATO
- G02 - OPTICS
Information Patent Application
OPTICAL FIBER CABLE AND OPTICAL COMMUNICATION SYSTEM INCLUDING THE...
- Publication number 20240126031
- Publication date Apr 18, 2024
- Sumitomo Electric Industries, Ltd.
- Takayuki SHIMAZU
- 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
WIRING MODULE, FRAME BODY FOR WIRING MODULE, AND FORMING METHOD FOR...
- Publication number 20230358986
- Publication date Nov 9, 2023
- Sumitomo Electric Industries, Ltd.
- Takayuki YOKOCHI
- G02 - OPTICS
Information Patent Application
OPTICAL FIBER CABLE AND CASE FOR OPTICAL FIBER CABLE
- Publication number 20230176307
- Publication date Jun 8, 2023
- Sumitomo Electric Industries, Ltd.
- Takayuki YOKOCHI
- G02 - OPTICS
Information Patent Application
OPTICAL FIBER CABLE
- Publication number 20230176306
- Publication date Jun 8, 2023
- Sumitomo Electric Industries, Ltd.
- Takayuki YOKOCHI
- G02 - OPTICS
Information Patent Application
OPTICAL COMMUNICATION SYSTEM
- Publication number 20230176299
- Publication date Jun 8, 2023
- Sumitomo Electric Industries, Ltd.
- Takayuki YOKOCHI
- 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
Information Patent Application
OPTICAL FIBER RIBBON
- Publication number 20220382007
- Publication date Dec 1, 2022
- Sumitomo Electric Industries, Ltd.
- Takayuki SHIMAZU
- G02 - OPTICS
Information Patent Application
OPTICAL TRANSMISSION PATH INSPECTING SYSTEM, AND OPTICAL TRANSMISSI...
- Publication number 20220236141
- Publication date Jul 28, 2022
- SUMITOMO ELECTRIC OPTIFRONTIER CO., LTD.
- Gouichi FUKUMOTO
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
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
OPTICAL CONNECTOR
- Publication number 20210231884
- Publication date Jul 29, 2021
- Sumitomo Electric Industries, Ltd.
- Kenichiro OTSUKA
- G02 - OPTICS
Information Patent Application
OPTICAL CONNECTOR
- Publication number 20200132941
- Publication date Apr 30, 2020
- Sumitomo Electric Industries, Ltd.
- Kenichiro OTSUKA
- 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
OPTICAL CONNECTOR, DETACHING JIG, AND CAP
- Publication number 20190278029
- Publication date Sep 12, 2019
- SEI Optifrontier Co., Ltd.
- Yohei AOSHIMA
- G02 - OPTICS

Kenichiro Otsuka

Person

Patents Grantslast 30 patents

Optical transmission path inspecting system, and optical transmissi...

Wiring module, frame body for wiring module, and forming method for...

Optical communication system

Measurement system

Optical fiber ribbon with intermittently coupled groups of fibers

Optical connection structure, optical connector, and optical connec...

Optical connector

Optical connector

Optical connector, detaching jig, and cap

Optical connector

Measurement system and measurement method

Optical connector and assembly method thereof

Patents Applicationslast 30 patents

OPTICAL FIBER CABLE

OPTICAL FIBER CABLE AND OPTICAL COMMUNICATION SYSTEM INCLUDING THE...

OPTICAL CONNECTION STRUCTURE, OPTICAL CONNECTOR, AND OPTICAL CONNEC...

WIRING MODULE, FRAME BODY FOR WIRING MODULE, AND FORMING METHOD FOR...

OPTICAL FIBER CABLE AND CASE FOR OPTICAL FIBER CABLE

OPTICAL FIBER CABLE

OPTICAL COMMUNICATION SYSTEM

OPTICAL CONNECTION STRUCTURE, OPTICAL CONNECTOR, AND OPTICAL CONNEC...

OPTICAL FIBER RIBBON

OPTICAL TRANSMISSION PATH INSPECTING SYSTEM, AND OPTICAL TRANSMISSI...

MEASUREMENT SYSTEM

OPTICAL CONNECTOR

OPTICAL CONNECTOR

MEASUREMENT SYSTEM AND MEASUREMENT METHOD

OPTICAL CONNECTOR, DETACHING JIG, AND CAP