Shoichi Akiyama

Follow

Person

Miyagi, JP

People

Patents Grantslast 30 patents

Information Patent Grant
LED array head and minute reflection optical elements array for use...
- Patent number 6,476,551
- Issue date Nov 5, 2002
- Ricoh Company, Ltd.
- Yasuhiro Osawa
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
High-frequency switch and integrated high-frequency switch array
- Patent number 6,133,807
- Issue date Oct 17, 2000
- Ricoh Company, Ltd.
- Shoichi Akiyama
- H01 - BASIC ELECTRIC ELEMENTS