KY

Keiichi Yoshida

Ricoh Company: 4 patents #126 of 1,821Top 7%
📍 Yokkaichi, WA: #1 of 2 inventorsTop 50%
Overall (2018): #41,364 of 503,207Top 9%
4
Patents 2018

Issued Patents 2018

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
10114334 Developing device with casing having upper and lower compartments Tatsuya OHHIRA, Masayuki Yamane, Atsushi Kurokawa, Toshiki Hayashi, Yuuki Tsuchiya 2018-10-30
10088776 Developing device, and image forming apparatus and process cartridge incorporating same Hiroshi Hosokawa, Shinji Tamaki, Ichiro Kadota, Shunji Katoh 2018-10-02
10031441 Developing device, and image forming apparatus and process cartridge incorporating same Shinji Tamaki, Ichiro Kadota, Hiroshi Hosokawa, Shunji Katoh 2018-07-24
9864297 Developing device and image forming apparatus and process cartridge incorporating same Tatsuya OHHIRA, Atsushi Kurokawa, Masayuki Yamane, Toshiki Hayashi, Shunji Katoh 2018-01-09