KO

Kohtaroh Ogino

Ricoh Company: 7 patents #2,977 of 9,818Top 35%
Overall (All Time): #708,767 of 4,157,543Top 20%
7
Patents All Time

Issued Patents All Time

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDate
11256188 Toner, toner stored unit, and image forming apparatus Akihiro Kaneko, Kazumi Suzuki, Hisashi Nakajima, Yoshitaka Yamauchi, Teruyuki Suzuki +1 more 2022-02-22
11036156 Toner, developer, toner stored unit, image forming apparatus, image forming method, and printed matter producing method Masayuki Ishii, Masayuki Kakimoto, Shohichi Sugimoto 2021-06-15
10627732 Toner, developer, toner storage unit, image forming apparatus, image forming method, and method for producing printed matter Yoshitaka Yamauchi, Akihiro Kaneko, Kazumi Suzuki, Hisashi Nakajima 2020-04-21
10599059 Toner, image forming apparatus, image forming method, and toner storage unit Namie Suzuki, Kazumi Suzuki, Hisashi Nakajima, Yoshitaka Yamauchi, Akihiro Kaneko 2020-03-24
10310399 Toner, image forming apparatus, image forming method, and toner stored unit Natsuko Matsushita, Tomomi Suzuki, Tohru Moriya 2019-06-04
10061220 Toner, image forming apparatus, image forming method, and process cartridge Tohru Moriya, Tomomi Suzuki 2018-08-28
9904190 Toner, image forming apparatus, image forming method, and process cartridge Tatsuya DAN, Tohru Moriya, Tomomi Suzuki 2018-02-27