SK

Seiichi Katoh

Ricoh Company: 27 patents #743 of 9,818Top 8%
FI Fujifilm Business Innovation: 3 patents #2,355 of 5,238Top 45%
HI Hitachi: 1 patents #17,742 of 28,497Top 65%
Overall (All Time): #119,713 of 4,157,543Top 3%
31
Patents All Time

Issued Patents All Time

Showing 26–31 of 31 patents

Patent #TitleCo-InventorsDate
7050217 Method for driving light deflector, light deflector, light deflection array, image forming device, and image projection display apparatus Takeshi Nanjyo, Kouichi Ohtaka 2006-05-23
6947195 OPTICAL MODULATOR, OPTICAL MODULATOR MANUFACTURING METHOD, LIGHT INFORMATION PROCESSING APPARATUS INCLUDING OPTICAL MODULATOR, IMAGE FORMATION APPARATUS INCLUDING OPTICAL MODULATOR, AND IMAGE PROJECTION AND DISPLAY APPARATUS INCLUDING OPTICAL MODULATOR Kouichi Ohtaka, Takeshi Nanjyo, Masanori Horike, Eiichi Ohta 2005-09-20
6900915 Light deflecting method and apparatus efficiently using a floating mirror Takeshi Nanjyo, Kouichi Ohtaka 2005-05-31
6467881 Ink jet head, ink jet head production method, and imaging apparatus employing such ink jet head 2002-10-22
6296587 Seamed endless belt Akira Tateishi, Ayumu Kawashima 2001-10-02
5046820 Objective lens driving apparatus Shozo Saekusa, Akira Ikuma, Hiroshi Saito, Isao Shimizu 1991-09-10