Masakazu Okai

Follow

Person

Shunan, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Vacuum processing apparatus and vacuum processing method
- Patent number 8,377,216
- Issue date Feb 19, 2013
- Hitachi High-Technologies Corporation
- Masakazu Okai
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...

Patents Applicationslast 30 patents

Information Patent Application
VACUUM PROCESSING APPARATUS AND VACUUM PROCESSSING METHOD
- Publication number 20110265813
- Publication date Nov 3, 2011
- Hitachi High-Technologies Corporation
- Masakazu Okai
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...