KA

Kazuhiko Arai

FI Fujifilm Business Innovation: 30 patents #171 of 5,238Top 4%
OL Olympus: 11 patents #398 of 3,097Top 15%
SC Sanyo Electric Co.: 10 patents #506 of 6,347Top 8%
DK Denki Kagaku Kogyo: 7 patents #29 of 655Top 5%
CO Combi: 5 patents #32 of 161Top 20%
OC Olympus Optical Co.: 2 patents #1,178 of 2,334Top 55%
SC Seikoh Giken Co.: 2 patents #26 of 69Top 40%
Nissan Motor Co.: 1 patents #4,519 of 8,689Top 55%
SI Seiko Instruments: 1 patents #836 of 1,437Top 60%
HS Hitachi Automotive Systems: 1 patents #965 of 1,636Top 60%
Overall (All Time): #29,469 of 4,157,543Top 1%
70
Patents All Time

Issued Patents All Time

Showing 1–25 of 70 patents

Patent #TitleCo-InventorsDate
10859008 Rotational angle determining device and phase shift detection method therefor Hiroyuki Mamada, Shingo Ooba 2020-12-08
9958821 Image forming apparatus that applies a powder to reduce adhesion of an adhesive layer Yutaka Kiuchi, Masayo Higashimura 2018-05-01
9411263 Image forming apparatus that applies a powder to reduce adhesion of an adhesive layer Yutaka Kiuchi, Masayo Higashimura 2016-08-09
9411310 Cooling device, image forming apparatus, and cooling method Yutaka Kiuchi, Kazunori Numao, Masayo Higashimura, Masayoshi Nakao, Kunihiko Sato 2016-08-09
9400461 Fixing device and image forming apparatus Yuki Yokoyama, Kazunori Numao, Atsumi Kurita, Masayo Higashimura, Keitaro Mori 2016-07-26
9274483 Image forming apparatus, image forming method, and computer readable medium having image density adjustment control Yutaka Kiuchi, Kunihiko Sato, Sakon Takahashi, Masayo Higashimura, Kosuke Yamada +2 more 2016-03-01
9244386 Developing device and image forming apparatus Kunihiko Sato, Yoko Miyamoto, Yoshiya Mashimo, Masaaki Takahashi, Sakon Takahashi +1 more 2016-01-26
9195167 Image forming apparatus Yutaka Kiuchi, Sakon Takahashi, Masayo Higashimura, Atsumi Kurita, Kunihiko Sato +1 more 2015-11-24
8942587 Electrostatic image developer and image forming apparatus Sakon Takahashi, Akihiro Iizuka, Motoko Sakai, Kunihiko Sato, Nobumasa Furuya +3 more 2015-01-27
8923712 Image forming apparatus Yutaka Kiuchi, Sakon Takahashi, Masayo Higashimura, Atsumi Kurita, Kunihiko Sato +1 more 2014-12-30
8913916 Developer, image-forming apparatus, and method for forming image Shinichi Kawamata, Kunihiko Sato, Sakon Takahashi, Nobumasa Furuya, Masaaki Takahashi +2 more 2014-12-16
8587173 Motor, motor support member and motor support method Shinya KUROSAWA 2013-11-19
8469679 Sealed type rotary compressor Hirotsugu Ogasawara, Takahiro Nishikawa, Yoshihisa Kogure, Hiroyuki Yoshida 2013-06-25
8364069 Cleaning device, image forming apparatus, and lubricant Shinichi Kawamata 2013-01-29
8270890 Cleaning device, image holder device, and image forming apparatus Mitsuo Yamamoto, Koichiro Yuasa 2012-09-18
8126385 Image forming mechanism and image forming device Nobuyuki Nakayama, Daisuke Nagao, Ryosuke Takahashi, Yasuhiro Oda, Koichiro Yuasa 2012-02-28
7962066 Cleaning unit, image forming apparatus using the same, and cleaner Koichiro Yuasa 2011-06-14
7894661 Calibration apparatus, calibration method, program for calibration, and calibration jig Akio Kosaka, Takashi Miyoshi, Kazuhiko Takahashi, Hidekazu Iwaki 2011-02-22
7605949 Image processing apparatus and image processing method adapted to correct color unevenness Junichi Ichikawa, Kenji Hara, Yasuyuki Tanaka, Yoshiya Imoto, Akira Ishii 2009-10-20
7499638 Object recognition apparatus Hidekazu Iwaki, Takashi Miyoshi 2009-03-03
7437066 Stereo optical module and stereo camera Takashi Miyoshi, Akio Kosaka, Hidekazu Iwaki 2008-10-14
7386226 Stereo camera system and stereo optical module Takashi Miyoshi, Akio Kosaka, Hidekazu Iwaki 2008-06-10
7344816 Image forming method Yasuo Matsumura, Tsukasa Matsuda, Tetsuo Yamada 2008-03-18
7286698 Calibration pattern unit Akio Kosaka, Takashi Miyoshi, Kazuhiko Takahashi, Hidekazu Iwaki 2007-10-23
7259870 3-dimensional image acquisition apparatus and method, 3-dimensional reconstruction system, and light projection unit and light projection method therefrom Akio Kosaka, Takashi Miyoshi, Kazuhiko Takahashi, Hidekazu Iwaki, Yasunori Ohki 2007-08-21