AU

Akihiko Uchiyama

Canon: 40 patents #1,092 of 19,416Top 6%
TL Teijin Limited: 11 patents #77 of 1,631Top 5%
KC Kowa Company: 2 patents #203 of 562Top 40%
WU Waseda University: 2 patents #53 of 411Top 15%
BH Bayer Healthcare: 1 patents #4,623 of 8,007Top 60%
Sharp Kabushiki Kaisha: 1 patents #6,861 of 10,731Top 65%
Overall (All Time): #46,924 of 4,157,543Top 2%
54
Patents All Time

Issued Patents All Time

Showing 1–25 of 54 patents

Patent #TitleCo-InventorsDate
12282278 Image forming apparatus Shuji Saito 2025-04-22
11789392 Image forming apparatus Yoshiki Kudo, Hiroshi Kita, Masaki Shimomura, Takahiro Nakase 2023-10-17
11392068 Image forming apparatus Tohru Saito, Yoshiro Saito, Tomoaki Nakai, Kenta Kamikura, Yuzo Seino 2022-07-19
11294315 Image forming apparatus operable in modes having different color gamuts Yoshiki Kudo, Masaki Shimomura 2022-04-05
11237510 Image forming apparatus Yoshiki Kudo, Hiroshi Kita, Masaki Shimomura, Takahiro Nakase 2022-02-01
11175600 Toner Tetsuya Sano, Tomoaki Nakai, Takashi Kenmoku, Kenta Kamikura, Yuzo Seino 2021-11-16
10866554 Image forming apparatus operable in modes having different color gamuts Yoshiki Kudo, Masaki Shimomura 2020-12-15
10837835 Colorimetry apparatus and image forming apparatus Tomoaki Nakai 2020-11-17
10838342 Image forming apparatus Yoshiki Kudo, Hiroshi Kita, Masaki Shimomura, Takahiro Nakase 2020-11-17
10642209 Image forming apparatus operable in modes having different color gamuts Yoshiki Kudo, Masaki Shimomura 2020-05-05
10359315 Colorimetry apparatus and image forming apparatus Tomoaki Nakai 2019-07-23
10331064 Image forming apparatus Yusuke Hirota, Hisashi Nakahara 2019-06-25
10168633 Image forming apparatus having image color gamut enlargement mode Hisashi Nakahara 2019-01-01
10168634 Image forming apparatus capable of setting a parameter used in forming an image based on a detected change in a value of tint 2019-01-01
10041834 Color measuring apparatus, image forming apparatus and color measuring method Tomoaki Nakai, Hitoshi Furukawa 2018-08-07
10018951 Image forming apparatus with controllable velocity ratio between image and developer bearing members Tohru Saito, Hisashi Nakahara, Go Shindo 2018-07-10
10018939 Electrophotographic or electrostatic recording type image forming apparatus Go Shindo, Norihito Naito, Masataka Mochizuki 2018-07-10
9904225 Image forming apparatus Yusuke Hirota, Hisashi Nakahara 2018-02-27
9459584 Image forming apparatus Shinsuke Kobayashi, Ken Nakagawa, Tomonori Shida, Kazuhiro Funatani, Hiroshi Kita 2016-10-04
8862039 Image forming apparatus Tsuguhiro Yoshida, Hiroyuki Munetsugu, Takaaki Akamatsu, Toshihiko Takayama, Yuya Kojima 2014-10-14
8532531 Image forming apparatus comprising a charging unit including plural conductive fibers Masaru Shimura, Masahiro Suzuki, Tsuguhiro Yoshida, Michio Uchida 2013-09-10
8203676 Retardation film, laminated polarizing film, and liquid crystal display device Yuhei Ono, Jyuhou Matsuo, Satoshi Kitazawa 2012-06-19
8140059 Portable information terminal device Kei Okuda, Takayuki Mohri 2012-03-20
8111459 Laminated polarizing film, phase retardation film, and liquid crystal display device Yuhei Ono, Jyuho Matsuo 2012-02-07
8029084 Image forming apparatus Tatsuya Kobayashi 2011-10-04