HS

Hiroyuki Sugiyama

VJ Victor Company Of Japan: 53 patents #14 of 1,489Top 1%
Canon: 39 patents #1,145 of 19,416Top 6%
KT Kabushiki Kaisha Toshiba: 30 patents #831 of 21,451Top 4%
TK Toshiba Tec Kabushiki Kaisha: 29 patents #82 of 1,664Top 5%
KO Komori: 25 patents #2 of 219Top 1%
Ricoh Company: 20 patents #1,076 of 9,818Top 15%
HK Hamamatsu Photonics K.K.: 10 patents #212 of 1,436Top 15%
Fujitsu Limited: 10 patents #3,161 of 24,456Top 15%
YK Ykk: 7 patents #98 of 845Top 15%
KC Komori Printing Machinery Co.: 6 patents #1 of 48Top 3%
Mitsubishi Electric: 4 patents #7,099 of 25,717Top 30%
SC Sun Chemical: 3 patents #124 of 539Top 25%
AC Aisin Aw Co.: 2 patents #784 of 2,011Top 40%
TS Toshiba Electronic Devices & Storage: 2 patents #310 of 900Top 35%
PU Putco: 1 patents #25 of 33Top 80%
NM Nippon Steel & Sumitomo Metal: 1 patents #786 of 1,491Top 55%
NS Nippon Steel: 1 patents #2,111 of 4,423Top 50%
TL Teijin Pharma Limited: 1 patents #114 of 294Top 40%
TT The University Of Tokyo: 1 patents #1,000 of 2,633Top 40%
TI Toray Industries: 1 patents #2,000 of 3,690Top 55%
AU Atsugi Unisia: 1 patents #44 of 117Top 40%
NT Nec Tokin: 1 patents #143 of 299Top 50%
UI University Of Iowa: 1 patents #491 of 1,079Top 50%
Motorola: 1 patents #6,475 of 12,470Top 55%
HS Hitachi Automotive Systems: 1 patents #965 of 1,636Top 60%
NT NTT: 1 patents #2,911 of 4,871Top 60%
📍 Yokohama, JP: #25 of 480 inventorsTop 6%
Overall (All Time): #2,734 of 4,157,543Top 1%
219
Patents All Time

Issued Patents All Time

Showing 1–25 of 219 patents

Patent #TitleCo-InventorsDate
12346060 Developing device, process cartridge, and image forming apparatus Taira Otsuka, Hiroshi Hosokawa, Kazuki Matsumoto 2025-07-01
12130583 Image forming apparatus and method for switching a continuous print mode to an intermittent print mode Taira Otsuka, Takuya Seshita 2024-10-29
12056556 Image forming device 2024-08-06
11624488 Multi-section LED light bar with driver Parker Freeman, Conner Schramm, James P. Elwell 2023-04-11
11329473 Driver circuit having overcurrent protection function and control method of driver circuit having overcurrent protection function Yuji Yamanaka, Tatsufumi Kurokawa 2022-05-10
11271044 Organic photoelectric conversion device, and method for manufacturing organic photoelectric conversion device Yasuyuki Horiuchi, Masato KITABAYASHI, Naoki Umebayashi 2022-03-08
11059322 Wheel for railway vehicle Yohsuke Yamazaki, Osamu Kondo, Takanori Kato, Takahiro Fujimoto, Christofer Feldmeier 2021-07-13
10566123 Linear solenoid driving device Toshio Shiramatsu 2020-02-18
10464593 Power steering apparatus and method of manufacturing power steering apparatus Keisuke KITAMURA, Tatsuyoshi Maruyama 2019-11-05
10387091 Image processing device, control method, and non-transitory recording medium for processing one or more types of print jobs including at least one type of decolorable toner 2019-08-20
10254692 Image forming apparatus and method of controlling return from sleep mode in image forming apparatus 2019-04-09
10120313 Image forming apparatus for executing post processing and processing method 2018-11-06
9988550 Overprint varnishes with non-aqueous dispersions Jerome Bollard, Richard R. Durand, Jr., Ramasamy Krishnan 2018-06-05
9977361 Image forming apparatus and image forming system Hideaki Kanaya, Taichi Urayama, Ryusuke Mase, Hiroki Ishii, Saki Izumi +1 more 2018-05-22
9955046 Method for controlling setting screen to enable selection between first mode for forming image using color material for non-removal and second mode for forming image using color material for removal 2018-04-24
9910393 Image forming apparatus for executing post processing and processing method 2018-03-06
9860420 Decoloring apparatus 2018-01-02
9835998 Sheet processing apparatus Kikuo Mizutani, Ken Iguchi, Isao Yahata 2017-12-05
9606469 Image forming apparatus and charging bias adjusting method therefor Saki Izumi, Shunichi Hashimoto, Naoyuki Ozaki, Mikio Ishibashi, Kayoko Tanaka +1 more 2017-03-28
9596900 Upper die for fastening button Kenji Hasegawa 2017-03-21
9573400 Erasing apparatus and cooling method 2017-02-21
9511783 Method and apparatus for detecting abnormality of vehicle Yoshiyuki Shimokawa, Masaaki Mizuno, Yoshihiro Suda, Masahiko Aki, Koichi OHTANI +6 more 2016-12-06
9513574 Image forming apparatus Shigekazu Koguchi, Masahiko Shakuto, Shinji Minami, Tomoko Takahashi, Yoshinori Nakagawa +2 more 2016-12-06
9516195 Decoloring apparatus 2016-12-06
9454123 Erasing apparatus and cooling method 2016-09-27