Keizi Hanzawa

Follow

Person

Mito, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Method of making a capacitance type acceleration sensor
- Patent number 5,676,851
- Issue date Oct 14, 1997
- Hitachi Ltd.
- Masayoshi Suzuki
- G01 - MEASURING TESTING
Information Patent Grant
Capacitance type acceleration sensor
- Patent number 5,616,844
- Issue date Apr 1, 1997
- Hitachi, Ltd.
- Masayoshi Suzuki
- G01 - MEASURING TESTING