Ryota HIRAKAWA

Follow

Person

Osaka-shi, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Fibrous carbon, method for manufacturing same, electrode mixture la...
- Patent number 11,532,822
- Issue date Dec 20, 2022
- Teijin Limited
- Shinya Komura
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Fibrous carbon-containing electrode mixture layer for nonaqueous el...
- Patent number 11,205,773
- Issue date Dec 21, 2021
- Teijin Limited
- Kazuki Yachi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Pitch-based ultrafine carbon fibers, method for producing same, non...
- Patent number 11,066,759
- Issue date Jul 20, 2021
- Teijin Limited
- Ryota Hirakawa
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING

Patents Applicationslast 30 patents

Information Patent Application
PITCH-BASED ULTRAFINE CARBON FIBERS AND PITCH-BASED ULTRAFINE CARBO...
- Publication number 20230086954
- Publication date Mar 23, 2023
- TEIJIN LIMITED
- Keisuke YAGI
- B82 - NANO-TECHNOLOGY
Information Patent Application
PITCH-BASED ULTRAFINE CARBON FIBERS, METHOD FOR PRODUCING SAME, NON...
- Publication number 20180282909
- Publication date Oct 4, 2018
- TEIJIN LIMITED
- Ryota HIRAKAWA
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information Patent Application
FIBROUS CARBON, METHOD FOR MANUFACTURING SAME, ELECTRODE MIXTURE LA...
- Publication number 20180175391
- Publication date Jun 21, 2018
- TEIJIN LIMITED
- Shinya KOMURA
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information Patent Application
FIBROUS CARBON-CONTAINING ELECTRODE MIXTURE LAYER FOR NONAQUEOUS EL...
- Publication number 20170098822
- Publication date Apr 6, 2017
- TEIJIN LIMITED
- Kazuki YACHI
- H01 - BASIC ELECTRIC ELEMENTS