RM

Ryohei Matsuda

Ricoh Company: 6 patents #40 of 1,584Top 3%
Overall (2019): #22,080 of 560,194Top 4%
6
Patents 2019

Issued Patents 2019

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
10488798 Fixing device with nip former longer than opposed rotator Hiroshi Yoshinaga, Ippei Fujimoto, Kenji Ishii, Takayuki Seki, Kazunari Sawada 2019-11-26
10295939 Fixing device including a pressure rotator and a thermal conduction aid, and image forming apparatus including the fixing device Hiroshi Yoshinaga, Kenji Ishii, Ippei Fujimoto, Takashi Seto, Takayuki Seki +1 more 2019-05-21
10281850 Fixing device with nip formation pad having an abutment region and opening portions Ippei Fujimoto, Kenji Ishii, Hiroshi Yoshinaga, Takayuki Seki, Kazunari Sawada 2019-05-07
10222732 Fixing device having a lateral end heater and image forming apparatus incorporating same Takayuki Seki, Kenji Ishii, Hiroshi Yoshinaga, Takashi Seto, Ippei Fujimoto +1 more 2019-03-05
10197957 Fixing device, image forming apparatus, and fixing device control method Ippei Fujimoto, Kazunari Sawada, Kenji Ishii, Hiroshi Yoshinaga, Takayuki Seki 2019-02-05
10168653 Fixing device and image forming apparatus incorporating same Ippei Fujimoto, Takayuki Seki 2019-01-01