Shunji TATSUMI

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Elastic signal transmission cable
- Patent number 9,455,072
- Issue date Sep 27, 2016
- Asahi Kasei Fibers Corporation
- Shunji Tatsumi
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information Patent Grant
Elastic signal transmission cable
- Patent number 8,969,724
- Issue date Mar 3, 2015
- Asahi Kasei Fibers Corporation
- Shunji Tatsumi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Extensible optical signal transmission cable
- Patent number 8,693,829
- Issue date Apr 8, 2014
- Asahi Kasei Fibers Corporation
- Shunji Tatsumi
- G02 - OPTICS
Information Patent Grant
Expandable electric cord and production method thereof
- Patent number 8,294,029
- Issue date Oct 23, 2012
- Asahi Kasei Fibers Corporation
- Shunji Tatsumi
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
Earphone Having Wiring Elasticity and Wearing Method
- Publication number 20200314530
- Publication date Oct 1, 2020
- Asahi Kasei Kabushiki Kaisha
- Weiming Chu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
ELASTIC SIGNAL TRANSMISSION CABLE
- Publication number 20150155076
- Publication date Jun 4, 2015
- Asahi Kasei Fibers Corporation
- Shunji TATSUMI
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
EXTENSIBLE OPTICAL SIGNAL TRANSMISSION CABLE
- Publication number 20110262086
- Publication date Oct 27, 2011
- Shunji Tatsumi
- G02 - OPTICS
Information Patent Application
ELASTIC SIGNAL TRANSMISSION CABLE
- Publication number 20110088925
- Publication date Apr 21, 2011
- Shunji Tatsumi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
EXPANDABLE ELECTRIC CORD AND PRODUCTION METHOD THEREOF
- Publication number 20100006320
- Publication date Jan 14, 2010
- Shunji Tatsumi
- H01 - BASIC ELECTRIC ELEMENTS