YK

Yuusuke Kumagawa

Ricoh Company: 3 patents #4,826 of 9,818Top 50%
Overall (All Time): #1,468,182 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
10298792 Image reading device and image forming apparatus incorporating the image reading device Satoshi Nakayama, Hideyo Makino, Tomoaki Suga 2019-05-21
10082768 Image forming apparatus Hiromitsu Fujiya, Susumu Tateyama, Keisuke Yuasa 2018-09-25
10012939 Image forming apparatus and program product used in the image forming apparatus Takayuki Nishimura, Hideyo Makino, Yasuyuki Sekino, Kohtaroh Oda, Tohru Matsumoto +5 more 2018-07-03