SU

Sachio Umetsu

Canon: 3 patents #195 of 1,756Top 15%
Overall (1994): #8,919 of 165,921Top 6%
3
Patents 1994

Issued Patents 1994

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
5361168 Lens element and lens barrel Takashi Arai, Yukihisa Baba 1994-11-01
5289625 Method for supplying articles and apparatus therefor Toshio Tsuda, Yusaku Azuma, Toshihiko Miura, Katsumi Ishihara, Teiji Ohsaka 1994-03-01
5290488 Method for molding optical elements Takashi Arai, Yukihisa Baba 1994-03-01