HS

Hiroyuki Sakakibara

Canon: 29 patents #1,943 of 19,416Top 15%
NS Nippon Soken: 10 patents #122 of 1,540Top 8%
SO Sony: 5 patents #7,785 of 25,231Top 35%
TO Toyota: 4 patents #6,703 of 26,838Top 25%
DE Denso: 4 patents #3,129 of 11,792Top 30%
NC Nippondenso Co.: 2 patents #1,150 of 3,479Top 35%
Mitsubishi Electric: 2 patents #11,187 of 25,717Top 45%
Honda Motor Co.: 1 patents #12,035 of 21,052Top 60%
FC Furukawa Electric Co.: 1 patents #1,242 of 2,370Top 55%
Overall (All Time): #55,800 of 4,157,543Top 2%
49
Patents All Time

Issued Patents All Time

Showing 1–25 of 49 patents

Patent #TitleCo-InventorsDate
12379682 Grease composition for heat fixing devices and heat fixing apparatus Munehito Kurata, Hisashi Nakahara, Hirohiko Aiba, Daisuke Sato, Hideo Nanataki +4 more 2025-08-05
11423777 Traffic sign displaying device Naoya Hata, Toshinori Saiki, Yuji Yokochi, Naoto Akutsu 2022-08-23
11244266 Incident response assisting device Kenta Fukami, Hiroki NISHIKAWA, Aiko IWASAKI 2022-02-08
10539890 Liquid silicone rubber mixture, and pressurizing member of a fixing device for an electrophotographic image forming apparatus Katsuhisa Matsunaka 2020-01-21
10056171 Submarine cable and multilayer tape for impermeable layer of same Hiroki Manabe, Masahiro Minamide 2018-08-21
9853994 Attack analysis system, cooperation apparatus, attack analysis cooperation method, and program Shoji Sakurai, Kiyoto KAWAUCHI 2017-12-26
9494899 Fixing device and heater used in fixing device Hisashi Nakahara, Hideaki Yonekubo, Satoru Taniguchi, Koji Nihonyanagi, Yasuhiro Shimura +3 more 2016-11-15
9445457 Heater and image heating apparatus including the same 2016-09-13
9367008 Electrophotographic member and heat fixing assembly Katsuhisa Matsunaka 2016-06-14
9098035 Fixing device and heater used in fixing device Hisashi Nakahara, Hideaki Yonekubo, Satoru Taniguchi, Koji Nihonyanagi, Yasuhiro Shimura +3 more 2015-08-04
9091977 Heater with insulated substrate having through holes and image heating apparatus including the heater Shuji Saito, Yusuke Nakashima, Atsuhiko Yamaguchi 2015-07-28
9095003 Heater and image heating apparatus including the same 2015-07-28
8929100 Power converter enabling suppression of magnetic flux bias in a transformer of the converter Takashi Sumi, Yuji Hayashi 2015-01-06
8913937 Roller for fixing apparatus, and image heating apparatus having roller for image fixing apparatus 2014-12-16
8907680 Voltage detector, malfunction detecting device, contactless power transmitting device, contactless power receiving device, and vehicle Shinji Ichikawa 2014-12-09
8886105 Pressure roller and fixing device equipped with the same Yusaku Iwasawa, Hirohiko Aiba 2014-11-11
8841587 Image heating apparatus and heater used in the apparatus Takaaki Tsuruya 2014-09-23
8787810 Fixing rotating member and fixing device equipped with the same Noriaki Sato, Shuji Saito 2014-07-22
8712307 Pressure roller and fixing device equipped with the same Noriaki Sato, Shuji Saito, Hirohiko Aiba, Kouichi Uchida 2014-04-29
8693910 Image forming apparatus with heater Yuko Sekihara, Hiroaki Sakai 2014-04-08
8688023 Pressing roller and image heating device using the pressing roller Yuko Sekihara 2014-04-01
8626046 Image heating apparatus, pressure roller to be used in the image heating apparatus, and manufacturing method for the pressure roller Yuko Sekihara, Norio Hashimoto, Hiroaki Sakai, Atsushi Iwasaki, Kazuo Kishino +2 more 2014-01-07
8599672 Objective lens, optical pickup device, and optical disc device Motoo Aiba, Taiji Minakawa, Fumihiko Hanzawa, Masashi Abe, Jun Adachi +1 more 2013-12-03
8592726 Image heating apparatus and heater used in the apparatus Takaaki Tsuruya 2013-11-26
8552342 Heater and image heating apparatus including the same 2013-10-08