SO

Seiichi Oishi

SP Seiko Precision: 5 patents #2 of 12Top 20%
Overall (2017): #26,022 of 506,227Top 6%
5
Patents 2017

Issued Patents 2017

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
9733547 Blade driving device and optical apparatus Shoichi Tokura, Hiroshi Takahashi, Minori Murata 2017-08-15
9671678 Focal-plane shutter and optical apparatus Shoichi Tokura 2017-06-06
9658516 Blade drive device and optical apparatus Shoichi Tokura 2017-05-23
9612505 Focal-plane shutter and optical apparatus Shoichi Tokura 2017-04-04
9606421 Focal-plane shutter and optical device Hiroshi Takahashi, Shoichi Tokura 2017-03-28