Kunihiko Koroyasu

Follow

Person

Kudamatsu, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Plasma processing apparatus, protecting layer therefor and installa...
- Patent number 7,052,731
- Issue date May 30, 2006
- Hitachi High-Technologies Corporation
- Kunihiko Koroyasu
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Plasma etching method
- Patent number 6,914,005
- Issue date Jul 5, 2005
- Hitachi High-Technologies Corporation
- Muneo Furuse
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
Plasma processing apparatus, protecting layer therefor and installa...
- Publication number 20050045107
- Publication date Mar 3, 2005
- Kunihiko Koroyasu
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Application
Plasma etching method
- Publication number 20030166343
- Publication date Sep 4, 2003
- Muneo Furuse
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Plasma processing apparatus, protecting layer therefor and installa...
- Publication number 20030159778
- Publication date Aug 28, 2003
- Kunihiko Koroyasu
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...