Masanobu Ogawa

Follow

Person

Kadoma, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Photoelectric, scattered light smoke detector
- Patent number 5,138,302
- Issue date Aug 11, 1992
- Matsushita Electric Works, Ltd.
- Akira Nagaoka
- G08 - SIGNALLING
Information Patent Grant
Sensor in IC formation
- Patent number 5,025,169
- Issue date Jun 18, 1991
- Matsushita Electric Works, Ltd.
- Masao Arakawa
- G08 - SIGNALLING