Hidefumi Ito

Follow

Person

Takasaki, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Method of manufacturing semiconductor integrated circuit device
- Patent number 6,147,001
- Issue date Nov 14, 2000
- Hitachi, Ltd.
- Takeshi Kimura
- B24 - GRINDING POLISHING
Information Patent Grant
Insulated gate type field effect semiconductor device and a circuit...
- Patent number 4,599,576
- Issue date Jul 8, 1986
- Hitachi, Ltd.
- Isao Yoshida
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Insulated-gate semiconductor device
- Patent number 4,213,140
- Issue date Jul 15, 1980
- Hitachi, Ltd.
- Takeaki Okabe
- H01 - BASIC ELECTRIC ELEMENTS