YS

Yoshihito Sekikawa

FI Fujifilm Business Innovation: 11 patents #876 of 5,238Top 20%
Overall (All Time): #470,628 of 4,157,543Top 15%
11
Patents All Time

Issued Patents All Time

Showing 1–11 of 11 patents

Patent #TitleCo-InventorsDate
7133628 Image forming apparatus using an image carrier and rotary developer unit Yoshihiro Yamamoto, Kazuhiro Yoshino, Kazuhiro Sone 2006-11-07
6304360 Optical scanning device 2001-10-16
6172788 Light scanning device, optical device, and scanning method of optical device Takayoshi Suzuki, Tsuneo Toda 2001-01-09
6075636 Optical scanning device 2000-06-13
6038051 Light scanning device, optical device, and scanning method of optical device Takayoshi Suzuki, Tsuneo Toda 2000-03-14
5930019 Light scanning device, optical device, and scanning method of optical device Takayoshi Suzuki, Tsuneo Toda 1999-07-27
5793515 Optical scanning apparatus 1998-08-11
5781325 Optical scanning apparatus 1998-07-14
5774251 Optical scanning apparatus 1998-06-30
5694236 Optical scanning device 1997-12-02
5600495 Structure for attaching scanning optical system 1997-02-04