TN

Tomohiro Nakajima

Ricoh Company: 90 patents #49 of 9,818Top 1%
Fujitsu Limited: 4 patents #7,093 of 24,456Top 30%
Honda Motor Co.: 1 patents #12,035 of 21,052Top 60%
Overall (All Time): #16,130 of 4,157,543Top 1%
95
Patents All Time

Issued Patents All Time

Showing 26–50 of 95 patents

Patent #TitleCo-InventorsDate
7956882 Multiple-beam scanning device and image forming apparatus having the multiple-beam scanning device 2011-06-07
7936492 Light source device, optical scanning device, and image forming apparatus Taku Amada 2011-05-03
7924491 Optical scanning device and image forming apparatus 2011-04-12
7916374 Optical scanning device, optical scanning method, program, recording medium, and image forming apparatus 2011-03-29
7869110 Optical scan apparatus and image formation apparatus Tadashi Nakamura 2011-01-11
7800641 Light source unit, optical scan apparatus, and image formation apparatus Nobuaki Kubo, Taku Amada, Yoshinori Hayashi 2010-09-21
7801462 Image forming apparatus having a plurality of photoconductive elements, a plurality of optical writing devices and a stay Yasushi Nakazato, Kazuyuki Shimada 2010-09-21
7773280 Optical scanning device and image forming apparatus 2010-08-10
7760227 Deflector, optical scanning unit, and image forming apparatus 2010-07-20
7729031 Light-source device, optical scanning device, and image forming apparatus Tadashi Nakamura, Yoshinori Hayashi, Naoki Miyatake 2010-06-01
7710445 Light source unit, optical scan apparatus, and image formation apparatus Taku Amada, Yoshinori Hayashi, Nobuaki Kubo 2010-05-04
7706040 Optical scanning apparatus, illuminant apparatus and image forming apparatus Taku Amada, Seizo Suzuki, Satoru Itoh 2010-04-27
7697180 Light deflector, optical scanner, and image forming apparatus 2010-04-13
7619797 Optical scanning apparatus and image forming apparatus 2009-11-17
7599105 Optical scanning device and image forming apparatus wherein the position of the rotational axis of the oscillating mirror is fixed in the plane orthogonal to the torsion beam such that the rotational axis of the oscillating mirror meets the intersection point of a light beam from a light source unit and a light axis of the focusing optical system 2009-10-06
7593029 Optical scanning device and image forming apparatus using the same Yukito Satoh, Mitsumi Fujii, Yoshinori Hayashi, Eiji Mochizuki 2009-09-22
7561318 Optical scanning apparatus and image forming apparatus 2009-07-14
7532227 Optical scanner and image forming apparatus Akira Kojima, Ikuko Yamashiro, Seizo Suzuki, Taku Amada, Yoshinori Hayashi +1 more 2009-05-12
7525561 Optical scanner and image forming apparatus Akira Kojima, Ikuko Yamashiro, Seizo Suzuki, Taku Amada, Yoshinori Hayashi +1 more 2009-04-28
7511868 Multi-beam luminous source apparatus, an optical scanning apparatus, and an image formation apparatus 2009-03-31
7495813 Optical scanning device and image forming apparatus Hiroshi Akiyama, Yoshinori Hayashi 2009-02-24
7471306 Optical scanning unit and image forming apparatus 2008-12-30
7468824 Imaging apparatus including optical scanning device with deflecting mirror module, and method of deflecting with the mirror module 2008-12-23
7457562 Image forming apparatus with image forming cartridges arranged one above another Yasushi Nakazato, Kazuyuki Shimada 2008-11-25
7453615 Optical scanning apparatus having support members outside the housing for supporting a housing and reflectors, including a pair of ribs and warp preventing member engage with groove formed by ribs, and an image forming apparatus including the same 2008-11-18