TT

Tomoko Takahashi

Ricoh Company: 7 patents #89 of 2,036Top 5%
Overall (2016): #12,334 of 481,213Top 3%
7
Patents 2016

Issued Patents 2016

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDate
9513574 Image forming apparatus Hiroyuki Sugiyama, Shigekazu Koguchi, Masahiko Shakuto, Shinji Minami, Yoshinori Nakagawa +2 more 2016-12-06
9354588 Image forming apparatus and image forming method that remove toner from a cleaning blade for an image bearer by inversely rotating the image bearer Taichi Urayama, Yasunobu Takagi, Hiroyuki Sugiyama, Masahiko Shakuto, Yoshinori Nakagawa +3 more 2016-05-31
9316950 Development device, process cartridge, image forming apparatus incorporating same, and developer amount adjustment method therefor Yoshiyuki Fukuda, Yoshio Hattori, Sho Akiyama, Takamasa Ozeki, Yoshinori Nakagawa +3 more 2016-04-19
9310714 Image forming apparatus Naoyuki Ozaki, Ryota Kidera, Hiroyuki Sugiyama, Ryusuke Mase, Tatsumi Yamada +2 more 2016-04-12
9298125 Image forming apparatus and image forming method Hiroyuki Sugiyama, Takamasa Ozeki, Yoshinori Nakagawa, Masahiko Shakuto, Ryuji Yoshida +3 more 2016-03-29
9250593 Image forming apparatus and image density control method employed by the image forming apparatus Ryusuke Mase, Taichi Urayama, Shotaro Hoshi, Ryuji Yoshida, Hiroyuki Sugiyama +4 more 2016-02-02
9244374 Image forming apparatus Hiroyuki Sugiyama, Ryoh Tanoue, Masahiko Shakuto, Yoshinori Nakagawa, Ryuji Yoshida +4 more 2016-01-26