YN

Yu Naito

Ricoh Company: 3 patents #185 of 1,487Top 15%
Overall (2020): #61,278 of 565,922Top 15%
3
Patents 2020

Issued Patents 2020

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
10620557 Toner, toner set, toner accommodating unit, image forming method, and image forming apparatus Toyoshi Sawada, Kazumi Suzuki, Akihiro Kaneko 2020-04-14
10578988 Toner, image forming apparatus, and toner stored unit Yoshitaka Yamauchi, Kazumi Suzuki, Hisashi Nakajima, Saori Yamada, Akihiro Kaneko 2020-03-03
10564571 Toner set, image forming apparatus, and image forming method Kazumi Suzuki, Toyoshi Sawada, Natsuko Matsushita 2020-02-18