Inventor

MINAMI RIKA

US4 patents

Patents

4 patents

US5349351ASep 20, 1994

Analog-digital converting device

HITACHI LTD46 citations92

US6677950B1Jan 13, 2004

Graphics computer

HITACHI LTD17 citations82

US5771047AJun 23, 1998

Graphics computer

HITACHI LTD18 citations82

US5289517AFeb 22, 1994

Digital pulse processing device

HITACHI LTD15 citations72