YS

Yoshio Serikawa

Ricoh Company: 8 patents #2,692 of 9,818Top 30%
RC Ricoh Optical Industries Co.: 1 patents #9 of 28Top 35%
Overall (All Time): #581,812 of 4,157,543Top 15%
9
Patents All Time

Issued Patents All Time

Showing 1–9 of 9 patents

Patent #TitleCo-InventorsDate
7697033 Imaging apparatus having image blur suppression function Shigeru Irisawa 2010-04-13
5309190 Camera having blurring movement correction mechanism Junichi Shinohara, Yoshimi Ohno, Tohru Nishida 1994-05-03
5192964 Camera having blurring movement correction mechanism Junichi Shinohara, Yoshimi Ohno, Tohru Nishida 1993-03-09
5148212 Flash control based on calculated required flash energy Susumu Iguchi, Akira Ueno, Hiroshi Takeda, Shigeru Mitsu, Kenji Koyama +2 more 1992-09-15
4985725 Auto-flash photographing system 1991-01-15
4897684 Auto-flash photographing system 1990-01-30
4720720 Motor-driven film winder for cameras Kunihiko Araki, Tomoya Kitajima, Mikio Kobayashi, Hiroshi Terui, Kenji Koyama 1988-01-19
4701041 Flash photographing system 1987-10-20
4653885 Motor-driven film winder for cameras Kunihiko Araki, Tomoya Kitajima, Hiroshi Terui, Kenji Koyama, Mikio Kobayashi 1987-03-31