Atushi Ishikawa

Follow

Person

Hamamatsu, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Electron tubes using insulation material containing little alkali m...
- Patent number 5,619,099
- Issue date Apr 8, 1997
- Hamamatsu Photonics K.K.
- Kimitsugu Nakamura
- H01 - BASIC ELECTRIC ELEMENTS