TO

Takehiko Okada

KS Kyocera Document Solutions: 12 patents #252 of 1,545Top 20%
MC Mita Industrial Co.: 4 patents #345 of 891Top 40%
Sumitomo Electric Industries: 4 patents #6,367 of 21,551Top 30%
NE Nec: 2 patents #5,510 of 14,502Top 40%
KM Kyocera Mita: 1 patents #439 of 763Top 60%
PA Panasonic: 1 patents #13,264 of 21,108Top 65%
Overall (All Time): #168,210 of 4,157,543Top 5%
24
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
12415701 Sheet discharger, and sheet post-processor, image forming apparatus, and image forming system provided with the sheet discharger Yasunori Ueno, Keisuke Egawa, Yusuke Takano, Takuya Nishimura, Terumitsu Noso +1 more 2025-09-16
12410030 Sheet post-processing device and image forming system including same Terumitsu Noso, Keisuke Egawa, Yasunori Ueno, Seiichi Shirasaki, Yusuke Takano +1 more 2025-09-09
12378092 Sheet postprocessing apparatus that performs postprocessing on plurality of sheets stacked, and image forming system including same Yusuke Takano, Keisuke Egawa, Yasunori Ueno, Seiichi Shirasaki, Terumitsu Noso +1 more 2025-08-05
12351414 Sheet post-processing apparatus and image forming system including the apparatus Yasunori Ueno, Keisuke Egawa, Yusuke Takano, Takuya Nishimura, Terumitsu Noso +2 more 2025-07-08
12338096 Sheet post-processing apparatus and image forming system including the apparatus Yasunori Ueno, Keisuke Egawa, Yusuke Takano, Takuya Nishimura, Terumitsu Noso +1 more 2025-06-24
12291417 Sheet postprocessing device that performs postprocessing on plurality of sheets stacked, and image forming system including same Yusuke Takano, Keisuke Egawa, Yasunori Ueno, Seiichi Shirasaki, Terumitsu Noso +1 more 2025-05-06
11130649 Sheet discharge device 2021-09-28
10894684 Post-processing device 2021-01-19
10513403 Sheet conveying device and image forming apparatus Seiji Okada 2019-12-24
9967422 Image reading device and image forming apparatus 2018-05-08
9631408 Hinge structure and image forming apparatus including the same 2017-04-25
8777472 Image forming apparatus 2014-07-15
8675262 Image reading device and image forming apparatus including the same Katsuhiko Hanamoto 2014-03-18
6615571 Apparatus and method for assembling optical cable Shigeru Suemori, Masakazu Watanabe 2003-09-09
6344086 Extrusion coating apparatus Shigeru Suemori, Yasushi Ito 2002-02-05
6190583 Apparatus and method for making slotted rod for optical cable Shigeru Suemori, Shigeki Yasui 2001-02-20
6002791 Photomask inspection apparatus 1999-12-14
5812244 Reticle assembly having non-superposed position measurement patterns Yoji Tonooka, Takao Nishiguchi 1998-09-22
5541713 Device for estimating a size of an original document Yasushi Takatsuki 1996-07-30
5536528 Method and apparatus for stranding tape-shaped optical fibers Takashi Tanaka, Kazuhiro Hamada, Shigeru Suemori 1996-07-16
5331379 Image forming apparatus capable of changing the surface potential of a photosensitive member Shinsaku Yoneda, Yoshiyuki Ishizuka, Naoki Motobayashi 1994-07-19
4857969 Copying machine having an intermediate tray 1989-08-15
4743720 Current limiting circuit interrupter Akira Takeuchi, Hideo Hisamoto, Takanobu Tanaka, Akihiko Hirao, Yoichi Aoyama +1 more 1988-05-10
4569587 Paper supply system of copying machine and a paper supply cassette Yoshitake Miyoshi, Ichirou Takahashi, Haruo Yamamoto 1986-02-11