NK

Naohiro Kumagai

Ricoh Company: 3 patents #149 of 1,584Top 10%
Overall (2019): #75,484 of 560,194Top 15%
3
Patents 2019

Issued Patents 2019

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
10281848 Image forming apparatus and image forming method Yuuji Wada, Naoto Kochi, Hiroki Nakamatsu, Kazuki Yogosawa, Takahiro Suzuki +8 more 2019-05-07
10228639 Image forming apparatus with a support to adjust a rotator and a guide Seiichi Kogure, Junpei Fujita, Kazuki Yogosawa, Tatsuya Ohsugi, Kenji Sugiura +2 more 2019-03-12
10185255 Image forming apparatus and image forming method for controlling a secondary transfer bias according to recording sheet type Naoto Kochi, Hirokazu Ishii, Seiichi Kogure, Kenji Sugiura, Shinya Tanaka +6 more 2019-01-22