Tadashi Okumura

Follow

Person

Fujisawa, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Falling sensor and the information processing device making use of it
- Patent number 7,301,721
- Issue date Nov 27, 2007
- Hitachi Global Storage Technologies Japan, Ltd.
- Tatsuya Ito
- G11 - INFORMATION STORAGE
Information Patent Grant
Falling sensor and the information processing device making use of it
- Patent number 6,995,939
- Issue date Feb 7, 2006
- Hitachi Global Storage Technologies Japan, Ltd.
- Tatsuya Ito
- G11 - INFORMATION STORAGE
Information Patent Grant
Falling sensor and the information processing device making use of it
- Patent number 6,771,449
- Issue date Aug 3, 2004
- Hitachi Global Storage Technologies Japan, Ltd.
- Tatsuya Ito
- G11 - INFORMATION STORAGE

Patents Applicationslast 30 patents

Information Patent Application
Falling sensor and the information processing device making use of it
- Publication number 20060072236
- Publication date Apr 6, 2006
- Tatsuya Ito
- G01 - MEASURING TESTING
Information Patent Application
Falling sensor and the information processing device making use of it
- Publication number 20040240098
- Publication date Dec 2, 2004
- Tatsuya Ito
- G01 - MEASURING TESTING