TW

Takumi Waida

Ricoh Company: 28 patents #700 of 9,818Top 8%
Overall (All Time): #136,271 of 4,157,543Top 4%
28
Patents All Time

Issued Patents All Time

Showing 26–28 of 28 patents

Patent #TitleCo-InventorsDate
8818225 Temperature control method of thermal fixing device, thermal fixing device, and image forming apparatus Masahiro Samei, Yasunori Ishigaya, Ryota Yamashina 2014-08-26
8805225 Fixing device and image forming apparatus Ryota Yamashina, Kazuya Saito 2014-08-12
8774666 Fixing device and image forming apparatus incorporating same Kazuya Saito, Takeshi Uchitani, Takamasa Hase, Shuutaroh Yuasa, Ippei Fujimoto +3 more 2014-07-08