RT

Ryohta Takahashi

Ricoh Company: 4 patents #4,167 of 9,818Top 45%
Sharp Kabushiki Kaisha: 1 patents #6,861 of 10,731Top 65%
Overall (All Time): #970,721 of 4,157,543Top 25%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
10845738 Image forming method, image forming apparatus, and process cartridge Hidetoshi Kami, Akihiro Sugino, Keisuke Shimoyama 2020-11-24
10585366 Image forming apparatus Hidetoshi Kami, Hiroki ORII 2020-03-10
10416594 Image forming method, image forming apparatus, and process cartridge Hidetoshi Kami, Akihiro Sugino, Keisuke Shimoyama 2019-09-17
10114302 Photoconductor, image forming apparatus, and process cartridge Akihiro Sugino, Eiji Kurimoto, Hidetoshi Kami, Keisuke Shimoyama, Tetsuro Suzuki +2 more 2018-10-30
9263957 Switching power supply circuit and LED illumination device Hideyuki Imanaka, Toshiya Fujiyama, Yasuo Kudara 2016-02-16