Shohei KUMEGAWA

Follow

Person

Kiyosu-shi, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Method for producing Group III nitride semiconductor, seed substrat...
- Patent number 10,693,032
- Issue date Jun 23, 2020
- Toyoda Gosei Co., Ltd.
- Miki Moriyama
- C30 - CRYSTAL GROWTH
Information Patent Grant
Method for producing a group III nitride semiconductor crystal and...
- Patent number 9,691,610
- Issue date Jun 27, 2017
- Toyoda Gosei Co., Ltd.
- Shohei Kumegawa
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Method for producing a group III nitride semiconductor single cryst...
- Patent number 9,567,693
- Issue date Feb 14, 2017
- Toyoda Gosei Co., Ltd.
- Seiji Nagai
- C30 - CRYSTAL GROWTH
Information Patent Grant
Method for etching a group III nitride semiconductor, method for pr...
- Patent number 9,153,439
- Issue date Oct 6, 2015
- Toyoda Gosei Co., Ltd.
- Shohei Kumegawa
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
PIEZOELECTRIC ELEMENT FORMED FROM ELASTOMER AND METHOD FOR PRODUCIN...
- Publication number 20200350484
- Publication date Nov 5, 2020
- TOYODA GOSEI CO., LTD.
- Shohei KUMEGAWA
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Method for Producing Group III Nitride Semiconductor, Seed Substrat...
- Publication number 20180097142
- Publication date Apr 5, 2018
- Toyoda Gosei Co., Ltd.
- Miki MORIYAMA
- C30 - CRYSTAL GROWTH
Information Patent Application
METHOD FOR PRODUCING A GROUP III NITRIDE SEMICONDUCTOR SINGLE CRYST...
- Publication number 20170081780
- Publication date Mar 23, 2017
- Toyoda Gosei Co., Ltd.
- Seiji NAGAI
- C30 - CRYSTAL GROWTH
Information Patent Application
Method for Producing a Group III Nitride Semiconductor Crystal and...
- Publication number 20140360426
- Publication date Dec 11, 2014
- Toyoda Gosei Co., Ltd.
- Shohei Kumegawa
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Method for Etching a Group III Nitride Semiconductor, Method for Pr...
- Publication number 20140363954
- Publication date Dec 11, 2014
- Shohei Kumegawa
- C30 - CRYSTAL GROWTH
Information Patent Application
METHOD FOR PRODUCING A GROUP III NITRIDE SEMICONDUCTOR SINGLE CRYST...
- Publication number 20130199438
- Publication date Aug 8, 2013
- Toyoda Gosei Co., Ltd.
- Seiji NAGAI
- C30 - CRYSTAL GROWTH