RK

Ryohta Kubokawa

Ricoh Company: 3 patents #4,826 of 9,818Top 50%
RC Rioch Company: 1 patents #1 of 30Top 4%
Overall (All Time): #1,191,098 of 4,157,543Top 30%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
9661169 Electric power supplying device and image processing apparatus Tomoyuki Yamashita, Atsuki Iwata, Takuma Kasai, Norikazu Okada, Homare Ehara +4 more 2017-05-23
9541867 Apparatus, method, and non-transitory recording medium for power generation using heat in image forming apparatus Homare Ehara, Takaaki Shirai, Norikazu Okada, Tomoyuki Yamashita, Takuma Kasai +1 more 2017-01-10
9429909 Image forming apparatus Takaaki Shirai, Satoru Tao, Takuma Kasai, Norikazu Okada, Homare Ehara +2 more 2016-08-30
9389573 Image forming apparatus, image forming method, and computer-readable storage medium Norikazu Okada, Takaaki Shirai, Takuma Kasai, Keita Maejima, Tomoyuki Yamashita +2 more 2016-07-12