NS

Narumi Sugita

Ricoh Company: 13 patents #1,714 of 9,818Top 20%
Overall (All Time): #379,420 of 4,157,543Top 10%
13
Patents All Time

Issued Patents All Time

Showing 1–13 of 13 patents

Patent #TitleCo-InventorsDate
10480638 Drive transmitter and image forming apparatus incorporating the drive transmitter Masahiro Ishida, Naoki Matsuda 2019-11-19
10303106 Driving device and image forming apparatus Masahiro Ishida 2019-05-28
10253846 Drive transmitter and image forming apparatus incorporating the drive transmitter Masahiro Ishida, Shogo Sakamoto, Naoki Matsuda 2019-04-09
10132402 Drive transmitter and image forming apparatus incorporating the drive transmitter Masahiro Ishida, Naoki Matsuda 2018-11-20
10082192 Drive transmitter and image forming apparatus incorporating the drive transmitter Masahiro Ishida, Shogo Sakamoto, Naoki Matsuda 2018-09-25
10001741 Driving device and image forming apparatus Masahiro Ishida 2018-06-19
9447862 Driving device and image forming apparatus Masahiro Ishida 2016-09-20
9382971 Drive transmitter and image forming apparatus incorporating the drive transmitter Masahiro Ishida, Shogo Sakamoto, Naoki Matsuda 2016-07-05
8712299 Image forming apparatus having a primary transfer unit, a secondary transfer unit, and a direct transfer unit Toshiyuki Uchida, Yohei Miura, Keisuke Sugiyama 2014-04-29
8688006 Drive transmission device including a detection device and a protection member made of a conductive material Kazuhiro Kobayashi, Toshiyuki Uchida 2014-04-01
8521046 Image forming apparatus Keisuke Sugiyama, Kouji Amanai, Joh Ebara, Toshiyuki Uchida, Yohei Miura 2013-08-27
8290413 Image forming apparatus Kazuhiro Kobayashi, Kouji Amanai, Toshiyuki Uchida, Kenji Tomita 2012-10-16
8260179 Image forming apparatus including first and second image forming devices and first and second belt units Yohei Miura, Kouji Amanai, Joh Ebara, Toshiyuki Uchida, Keisuke Sugiyama +2 more 2012-09-04