Tomoo Matsumura

Follow

Person

Ohmama, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Starter motor and process of forming pinion shaft used in the start...
- Patent number 4,896,551
- Issue date Jan 30, 1990
- Mitsuba Electric Manufacturing Co., Ltd.
- Hideyuki Minami
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...