HH

Hisayuki Hirayama

SI Seiko Instruments: 3 patents #474 of 1,437Top 35%
Overall (All Time): #1,515,089 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
8947335 Method of driving bi-stable liquid crystal panel and driving device Masafumi Hoshino 2015-02-03
6830501 End face polishing device Kouji Minami, Kisaburo Yoshida, Masaharu Sugiyama 2004-12-14
6110013 End-face polishing and cleaning apparatus Kouji Minami, Muneo Kawasaki, Tomohiro Yoshikawa, Junji Taira, Hiroyuki Tokita 2000-08-29