HY

Hiroshi Yoshinaga

Ricoh Company: 12 patents #5 of 1,821Top 1%
FC Fujicco Co.: 1 patents #1 of 4Top 25%
Overall (2018): #3,851 of 503,207Top 1%
13
Patents 2018

Issued Patents 2018

Showing 1–13 of 13 patents

Patent #TitleCo-InventorsDate
10155283 Method for manufacturing mill roll, mill roll and manufacturing apparatus of mill roll Kenji Kimura, Akio Sonoda, Hideaki Nagayoshi 2018-12-18
10082751 Fixing device and image forming apparatus Takashi Seto, Kenji Ishii, Takayuki Seki, Ippei Fujimoto, Hiroyuki Shimada +2 more 2018-09-25
10042297 Fixing device and image forming apparatus incorporating same Kazunari Sawada, Kenji Ishii, Kazuhito Kishi, Takayuki Seki, Ippei Fujimoto +2 more 2018-08-07
10042295 Fixing device, image forming apparatus, and image forming method Kenji Ishii, Kazuhito Kishi, Takashi Seto, Takayuki Seki, Ippei Fujimoto +2 more 2018-08-07
10025247 Fixing device including a pressure pad with at least one mouth, and image forming apparatus incorporating same Kazunari Sawada, Ippei Fujimoto, Kenji Ishii, Takashi Seto, Takayuki Seki +1 more 2018-07-17
10001735 Fixing device and image forming apparatus Takahiro Imada, Masaaki Yoshikawa, Kenji Ishii, Yuji Arai, Naoki Iwaya +9 more 2018-06-19
9989905 Fixing device and image forming apparatus Takayuki Seki, Takashi Seto, Kenji Ishii, Ippei Fujimoto, Kazunari Sawada 2018-06-05
9983526 Fixing device and image forming apparatus including same Takeshi Uchitani, Masahiko Satoh, Kenji Ishii, Tadashi Ogawa, Teppei Kawata +19 more 2018-05-29
9971289 Image forming apparatus Takamasa Hase, Masahiko Satoh, Shinichi Namekata, Kenji Ishii, Takeshi Uchitani +14 more 2018-05-15
9964905 Fixing device and image forming apparatus Takayuki Seki, Kenji Ishii, Kazuhito Kishi, Takashi Seto, Ippei Fujimoto +2 more 2018-05-08
9933730 Fixing device and image forming apparatus Kenji Ishii, Kazuhito Kishi, Takashi Seto, Takayuki Seki, Ippei Fujimoto +1 more 2018-04-03
9927748 Fixing device and image forming apparatus Masahiko Satoh, Masaaki Yoshikawa, Kenji Ishii, Tadashi Ogawa, Hiromasa Takagi +12 more 2018-03-27
9874839 Fixing device and image forming apparatus Kazunari Sawada, Kenji Ishii, Kazuhito Kishi, Takayuki Seki, Takashi Seto +5 more 2018-01-23