HK

Hisashi Konno

PE Pentax: 1 patents #86 of 160Top 55%
Overall (2003): #212,084 of 273,478Top 80%
1
Patents 2003

Issued Patents 2003

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6667943 Optical disc apparatus Koichi Maruyama, Suguru Takishima, Wataru Kubo, Hiroshi Nishikawa, Hiroshi Yamamoto 2003-12-23