HM

Hiromichi Matsuda

Ricoh Company: 5 patents #54 of 1,584Top 4%
Overall (2019): #35,982 of 560,194Top 7%
5
Patents 2019

Issued Patents 2019

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
10392213 Sheet conveying device and image forming apparatus incorporating the sheet conveying device Katsuaki Miyawaki, Tetsuo Watanabe, Jun Yamane, Hideyuki Takayama 2019-08-27
10394168 Rotator control device, conveyance device, image forming apparatus, and rotator control method Takafumi Seki 2019-08-27
10358309 Sheet conveying device, image forming apparatus incorporating the sheet conveying device, and post processing device incorporating the sheet conveying device Jun Yamane, Tetsuo Watanabe, Katsuaki Miyawaki, Hideyuki Takayama 2019-07-23
10358311 Sheet conveying device and image forming apparatus incorporating the sheet conveying device Jun Yamane, Katsuaki Miyawaki, Koichi Kudo, Tetsuo Watanabe, Toshihiro Okamoto +2 more 2019-07-23
10323719 Planetary gear assembly, drive unit including the planetary gear assembly, and image forming apparatus including the drive unit, and installation method for planetary gear assembly Katsuaki Miyawaki, Tetsuo Watanabe, Yasuhiro Maehata, Keisuke Shimizu 2019-06-18