Kengo Kainuma

Follow

Person

Nagano, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Disk substrate for a perpendicular magnetic recording medium and a...
- Patent number 7,622,205
- Issue date Nov 24, 2009
- Fuji Electric Device Technology Co. Ltd.
- Hiroyuki Uwazumi
- G11 - INFORMATION STORAGE
Information Patent Grant
Press die of disk with shaft shaped portion
- Patent number 7,428,828
- Issue date Sep 30, 2008
- Fuji Electric Device Technology Co., Ltd.
- Tatsumi Kawata
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Method and apparatus for manufacturing glass substrate for storage...
- Patent number 7,313,930
- Issue date Jan 1, 2008
- Fuji Electric Device Technology Co., Ltd.
- Kengo Kainuma
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Molding process of disk with shaft shaped portion
- Patent number 6,997,019
- Issue date Feb 14, 2006
- Fuji Electric Co., Ltd.
- Tatsumi Kawata
- C03 - GLASS MINERAL OR SLAG WOOL

Patents Applicationslast 30 patents

Information Patent Application
Press die of disk with shaft shaped portion
- Publication number 20060090517
- Publication date May 4, 2006
- Fuji Electric Co., Ltd.
- Tatsumi Kawata
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Application
Disk substrate for a perpendicular magnetic recording medium and a...
- Publication number 20050238929
- Publication date Oct 27, 2005
- Fuji Electric Device
- Hiroyuki Uwazumi
- G11 - INFORMATION STORAGE
Information Patent Application
Method of pretreating a nonmagnetic substrate and a magnetic record...
- Publication number 20050153481
- Publication date Jul 14, 2005
- Youichi Tei
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Application
Method and apparatus for manufacturing glass substrate for storage...
- Publication number 20040134232
- Publication date Jul 15, 2004
- Fuji Electric Device Technology Co., LTD.
- Kengo Kainuma
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Application
Press die and molding process of disk with shaft shaped portion
- Publication number 20020184921
- Publication date Dec 12, 2002
- Tatsumi Kawata
- C03 - GLASS MINERAL OR SLAG WOOL