RK

Ryota Kato

Brother Kogyo: 29 patents #258 of 2,767Top 10%
Canon: 22 patents #2,832 of 19,416Top 15%
MC Mitsubishi Gas Chemical Company: 1 patents #1,048 of 1,727Top 65%
📍 Yokohama, JP: #168 of 480 inventorsTop 35%
Overall (All Time): #50,557 of 4,157,543Top 2%
52
Patents All Time

Issued Patents All Time

Showing 26–50 of 52 patents

Patent #TitleCo-InventorsDate
7995087 Optical scanner 2011-08-09
7961210 Optical scanner used in color image-forming device Yasuo Tamaru 2011-06-14
7901025 Ink-jet printing apparatus and ink-jet printing method Yoshitomo Marumoto, Hitoshi Tsuboi, Eri Noguchi, Takeshi Egami 2011-03-08
7847811 Optical scanner Yasuo Tamaru, Jun Mihara 2010-12-07
7830407 Image forming apparatus Yasuo Tamaru 2010-11-09
7796147 Optical scanner and image-forming device having the same Yasuo Tamaru, Jun Mihara 2010-09-14
7782353 Image-forming device Jun Mihara, Yasuo Tamaru 2010-08-24
7641723 Ink jet recording ink, recording method and recording apparatus Shoji Koike 2010-01-05
7611570 Ink jet recording ink, recording method and recording apparatus Shoji Koike 2009-11-03
7544237 Ink-jet recording ink, ink-jet recording process, and ink-jet recording apparatus Shoji Koike 2009-06-09
7528856 Image forming apparatus, optical scanning device and manufacturing method of optical scanning device Taizo Matsuura 2009-05-05
7449056 Ink-jet recording ink, recording method and recording apparatus Shoji Koike 2008-11-11
7355772 Scanner and image forming apparatus including a pre-deflection lens that has a width reduced by an emission-side concavity and that converges light incident on areas other than the thinned portion 2008-04-08
7342699 Scanner apparatus and image forming apparatus including a lens having a thin portion formed to extend in one scanning direction 2008-03-11
7319476 Image forming apparatus and scanning unit Taizo Matsuura 2008-01-15
7312808 Image forming apparatus and scanning unit Taizo Matsuura, Toshio Sakai 2007-12-25
7306664 Ink-jet recording ink, ink-jet recording method, and ink-jet recording apparatus Shoji Koike 2007-12-11
7184185 Image-forming device and scanning unit for use therein Yasuo Tamaru 2007-02-27
7158165 Laser beam scanner 2007-01-02
6964700 Ink for use in ink jet recording and ink jet recording method utilizing the same Ayako Uji, Noribumi Koitabashi, Yoshihisa Yamashita, Takeshi Miyazaki, Yasunori Fujimoto 2005-11-15
6933961 Optical scanning system 2005-08-23
6888559 Laser beam scanner forming a scanning line along a main scanning direction Koji Ito, Yasuo Tamaru, Yutaka Hattori 2005-05-03
6710792 Multibeam scanner Koji Ito, Yutaka Hattori 2004-03-23
6583913 Multibeam scanner Koji Ito, Yutaka Hattori 2003-06-24
6504147 Multibeam scanner Koji Ito, Yutaka Hattori 2003-01-07