MY

Masaaki Yoshikawa

Ricoh Company: 4 patents #126 of 1,821Top 7%
Overall (2018): #39,620 of 503,207Top 8%
4
Patents 2018

Issued Patents 2018

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
10001735 Fixing device and image forming apparatus Takahiro Imada, Kenji Ishii, Hiroshi Yoshinaga, Yuji Arai, Naoki Iwaya +9 more 2018-06-19
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
9927748 Fixing device and image forming apparatus Hiroshi Yoshinaga, Masahiko Satoh, Kenji Ishii, Tadashi Ogawa, Hiromasa Takagi +12 more 2018-03-27