Kenji Hanai

Follow

Person

Musashimurayama, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Decorative item and process for producing the same
- Patent number 6,905,758
- Issue date Jun 14, 2005
- Citizen Watch Co., Ltd.
- Hachirou Kushida
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Titanium or titanium alloy member and surface treatment method ther...
- Patent number 6,221,173
- Issue date Apr 24, 2001
- Citizen Watch Co., Ltd.
- Yoshitsugu Shibuya
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...