MS

Masahiro Samei

Ricoh Company: 44 patents #294 of 9,818Top 3%
Sumitomo Electric Industries: 20 patents #1,058 of 21,551Top 5%
PA Panasonic: 1 patents #13,264 of 21,108Top 65%
Overall (All Time): #33,150 of 4,157,543Top 1%
65
Patents All Time

Issued Patents All Time

Showing 1–25 of 65 patents

Patent #TitleCo-InventorsDate
12393141 Fixing device and image forming apparatus Kota Shiodera, Takayuki Andoh, Toshiyuki Kabata, Hiroshi Yoshinaga 2025-08-19
12197151 Heating device, fixing device, and image forming apparatus Takayuki Andoh, Kota Shiodera, Hiroshi Yoshinaga, Toshiyuki Kabata 2025-01-14
12197155 Heating device, fixing device, and image forming apparatus with heat shield including first portion and second portion Hiroshi Yoshinaga, Takayuki Andoh, Kota Shiodera, Toshiyuki Kabata, Ryohhei Sugiyama 2025-01-14
12135517 Heating device, nip forming device, and image forming apparatus Takayuki Andoh, Kota Shiodera, Toshiyuki Kabata, Hiroshi Yoshinaga 2024-11-05
12124194 Heating device, fixing device, and image forming apparatus Ryohhei Sugiyama, Takayuki Andoh, Kota Shiodera, Hiroshi Yoshinaga 2024-10-22
12124197 Heating device, fixing device, and image forming apparatus including lubricant and reflector Hiroshi Yoshinaga, Takayuki Andoh, Kota Shiodera, Toshiyuki Kabata 2024-10-22
12117768 Image forming apparatus including a filter for collect foreign substances in air sucked into at least one intake Takayuki Andoh, Kota Shiodera, Hiroshi Yoshinaga, Toshiyuki Kabata, Tomoyuki Nishikawa 2024-10-15
12072651 Heating device, fixing device, and image forming apparatus Toshiyuki Kabata, Kota Shiodera, Takayuki Andoh, Hiroshi Yoshinaga 2024-08-27
12013652 Heating device, fixing device, and image forming apparatus including a rotator holder and reflector Daisuke Inoue, Takayuki Andoh, Kota Shiodera, Hiroshi Yoshinaga 2024-06-18
11968341 Image reading device, image forming apparatus, and feed tray comprising a sterilizing light source to sterilize a sheet 2024-04-23
11959039 Heating device configured to limit a temperature rise of a lubricant, fixing device, and image forming apparatus Takayuki Andoh, Kota Shiodera, Toshiyuki Kabata, Hiroshi Yoshinaga 2024-04-16
11435682 Heater, fixing device, and image forming apparatus Tomoya Adachi, Yuusuke Furuichi, Yukimichi Someya, Daisuke Inoue 2022-09-06
11054773 Heater, heating device, fixing device, and image forming apparatus Yuusuke Furuichi, Kenji Ishii, Kenichi Hasegawa, Takashi Fujita, Tomoya Adachi +3 more 2021-07-06
10928761 Image formation apparatus including a resistive heat generator driven by a power control device Tomoya Adachi, Yuusuke Furuichi, Yukimichi Someya 2021-02-23
10802428 Image forming apparatus Tomoya Adachi, Yuusuke Furuichi, Yukimichi Someya, Takamasa Hase, Daisuke Inoue 2020-10-13
10712695 Image forming apparatus configured to control a lighting duty of a heat generator Daisuke Inoue, Tomoya Adachi, Yuusuke Furuichi, Yukimichi Someya, Takamasa Hase 2020-07-14
10539912 Image forming apparatus Takamasa Hase, Tomoya Adachi, Yuusuke Furuichi, Yukimichi Someya, Daisuke Inoue 2020-01-21
10317828 Fixing device including a nip formation pad with a porous structure, and image forming apparatus incorporating same Yutaka Naitoh, Seiji Saitoh, Yasuharu Kawarasaki, Kenta Kashiwagi 2019-06-11
10078300 Fixing device and image forming apparatus Toshio Ogiso, Tamotsu Ikeda, Shigeo Nanno 2018-09-18
10036987 Removable fixing device having a convex guide and image forming apparatus Shigeo Nanno, Toshio Ogiso, Tamotsu Ikeda 2018-07-31
9817347 Fixing device, fixing method, and image forming apparatus Tomohiko Fujii, Tamotsu Ikeda, Yoshihiro Fukuhata, Minoru Toyoda, Yoshiharu Takahashi +1 more 2017-11-14
9740147 Separator, fixing device, and image forming apparatus Hitoshi Fujiwara, Tomoya Adachi, Tomohiko Fujii, Yutaka Naitoh, Yoshiharu Takahashi +3 more 2017-08-22
9690242 Fixing device and image forming apparatus incorporating same Tomohiko Fujii, Yoshihiro Fukuhata, Tamotsu Ikeda, Minoru Toyoda, Yoshiharu Takahashi +1 more 2017-06-27
9599938 Image forming apparatus and image forming method for controlling a primary heating and a secondary heating of a fixing device Tomoya Adachi, Daisuke Inoue, Yasuharu Kawarasaki, Yoshiharu Takahashi 2017-03-21
9448516 Fixing device temperature control method, fixing device, and image forming apparatus Yasunori Ishigaya, Ryota Yamashina, Takumi Waida 2016-09-20