HN

Hisashi Nakajima

Ricoh Company: 4 patents #92 of 1,584Top 6%
Overall (2019): #53,883 of 560,194Top 10%
4
Patents 2019

Issued Patents 2019

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
10459360 Toner and image forming method Namie Suzuki, Kazumi Suzuki, Yoshitaka Yamauchi 2019-10-29
10274856 Toner for electrophotography, image forming method, and process cartridge Kazumi Suzuki, Masashi Nagayama, Saori Yamada, Yoshitaka Yamauchi, Yu Naito +1 more 2019-04-30
10254668 Toner for electrophotography, developer for electrophotography, image forming apparatus, and process cartridge Yoshitaka Yamauchi, Kazumi Suzuki, Namie Suzuki 2019-04-09
10203620 Toner, image forming method, and process cartridge Yu Naito, Kazumi Suzuki, Yoshitaka Yamauchi, Masashi Nagayama, Saori Yamada 2019-02-12