HS

Hiroshi Seo

Ricoh Company: 55 patents #171 of 9,818Top 2%
AC Asahitec Co.: 2 patents #6 of 29Top 25%
Pioneer: 2 patents #761 of 1,730Top 45%
CI Chubu Electric Power Company, Incorporated: 1 patents #104 of 314Top 35%
NL Noritake Co., Limited: 1 patents #133 of 334Top 40%
TC Toyo Seikan Co.: 1 patents #498 of 888Top 60%
Overall (All Time): #37,803 of 4,157,543Top 1%
61
Patents All Time

Issued Patents All Time

Showing 1–25 of 61 patents

Patent #TitleCo-InventorsDate
11906916 Heating device, fixing device, drying device, laminator, and image forming apparatus Yuusuke Furuichi, Tomoya Adachi, Daisuke Hirano 2024-02-20
10955777 Fixing device including at least one temperature detector and a device-side connector and image forming apparatus including same Seiji Saitoh, Toshiharu Hachisuka, Yutaka Naitoh, Daisuke Inoue, Masao Katoh +4 more 2021-03-23
10845740 Temperature detector, heating device, fixing device, and image forming apparatus Yuusuke Furuichi, Yoshiki Yamaguchi 2020-11-24
10788775 Fixing device and image forming apparatus including same Jun Okamoto, Seiji Saitoh, Yutaka Naitoh, Toshiharu Hachisuka, Daisuke Inoue +4 more 2020-09-29
10162283 Image forming apparatus Hiroyuki Shimada, Toshiyuki Kabata, Takashi Fujita 2018-12-25
10001734 Fixing device and image forming apparatus including fixing device with vibration dampening Yuusuke Furuichi, Takashi Fujita, Daisuke Inoue, Takamasa Hase 2018-06-19
9851663 Fixing device and image forming apparatus Shohta Kobashigawa, Kenji Ishii, Kazuhito Kishi, Takayuki Seki, Hiroshi Yoshinaga +6 more 2017-12-26
9829840 Fixing device and image forming apparatus Takashi Seto, Kenji Ishii, Susumu Matsusaka, Yasuhiko Ogino, Shohta Kobashigawa +6 more 2017-11-28
9715201 Fixing device and image forming apparatus including a rotation load applicator Takamasa Hase, Takashi Fujita, Seiji Saitoh, Kenji Ishii, Akiyasu Amita +4 more 2017-07-25
9678460 Fixing device, image forming apparatus, and fixing method Takamasa Hase, Susumu Matsusaka, Yasuhiko Ogino, Shohta Kobashigawa, Kenji Ishii +6 more 2017-06-13
9612556 Fixing device and image forming apparatus Yasuhiko Ogino, Kenji Ishii, Takashi Seto, Ippei Fujimoto, Kazuhito Kishi +6 more 2017-04-04
9568868 Image forming apparatus Shinichi Namekata, Takeshi Uchitani, Takamasa Hase, Shuutaroh Yuasa, Kazuya Saito +3 more 2017-02-14
9411284 Fixing device Takumi Waida, Ippei Fujimoto, Ryota Yamashina 2016-08-09
9195183 Image forming apparatus with conveyance unit to regulate passage of recording medium Ryota Yamashina, Takashi Seto, Arinobu Yoshiura 2015-11-24
9176438 Image forming apparatus and method of arranging sheet detector Ryota Yamashina, Takumi Waida, Takashi Seto 2015-11-03
9170544 Image forming apparatus Ryota Yamashina, Arinobu Yoshiura, Takumi Waida 2015-10-27
9146512 Fixing device and image forming device Kazuya Saito, Takeshi Uchitani, Takamasa Hase, Shuutaroh Yuasa, Ippei Fujimoto +3 more 2015-09-29
9122212 Fixing device and image forming apparatus including same Ippei Fujimoto, Kazuhito Kishi, Masahiro Samei, Hiroshi Ono, Yasunori Ishigaya +3 more 2015-09-01
9075365 Fixing device Ippei Fujimoto, Ryota Yamashina, Takumi Waida 2015-07-07
9075357 Fixing device and image forming apparatus including same Kazuhito Kishi, Takumi Waida, Masahiro Samei, Hiroshi Ono, Takeshi Yamamoto +4 more 2015-07-07
9069302 Fixing device and image forming apparatus including same Masahiro Samei, Takumi Waida, Hiroshi Ono, Takeshi Yamamoto, Ippei Fujimoto +3 more 2015-06-30
9046832 Fixing device having heat shielding device and image forming apparatus incorporating same Masahiro Samei, Ryota Yamashina 2015-06-02
8989607 Thermal fixing device and image forming apparatus including same which detects the speed of a belt on the outer surface of a fixing member Satoshi Ueno, Masanao Ehara, Tadashi Ogawa, Takamasa Hase, Shuutaroh Yuasa 2015-03-24
8977156 Fixing device and image forming apparatus including same Takeshi Yamamoto, Kazuhito Kishi, Takumi Waida, Masahiro Samei, Hiroshi Ono +3 more 2015-03-10
8965230 Fixing device Ryota Yamashina, Ippei Fujimoto, Takumi Waida 2015-02-24