Koji Sagawa

Follow

Person

Tsu, JP

People

Patents Grantslast 30 patents

Information Patent Grant
High frequency relay
- Patent number 6,329,891
- Issue date Dec 11, 2001
- Matsushita Electric Works, Ltd.
- Tokatoshi Hayashi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Method for manufacturing electric switching block of electromagneti...
- Patent number 4,388,757
- Issue date Jun 21, 1983
- Matsushita Electric Works, Ltd.
- Hidetoshi Takeyama
- H01 - BASIC ELECTRIC ELEMENTS