Mamoru Ishida

Follow

Person

Yokohama, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Semiconductor device and manufacturing method for the same
- Patent number 5,847,466
- Issue date Dec 8, 1998
- Ricoh Company, Ltd.
- Kazunori Ito
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
MIS semiconductor device with polysilicon gate electrode
- Patent number 5,365,109
- Issue date Nov 15, 1994
- Ricoh Company, Ltd.
- Mamoru Ishida
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Method of producing thin film transistor
- Patent number 4,883,766
- Issue date Nov 28, 1989
- Ricoh Company, Ltd.
- Mamoru Ishida
- H01 - BASIC ELECTRIC ELEMENTS