SO

Seiji Ono

HC Hitachi Media Electronics Co.: 2 patents #15 of 66Top 25%
Overall (2011): #68,228 of 364,097Top 20%
2
Patents 2011

Issued Patents 2011

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
8087038 Optical pickup having thermal expansion compensation Yasushi Kinoshita, Seiichi Katou, Katsuhiko Kimura, Naomitsu Kuroda, Hidenao Saito 2011-12-27
7995450 Optical element feeding device and optical pickup unit using the same Naomitsu Kuroda, Eiji Okubo, Yasushi Kinoshita 2011-08-09