TA

Takuya Akiyama

Ricoh Company: 12 patents #1,888 of 9,818Top 20%
YH Yakult Honsha: 1 patents #185 of 410Top 50%
Overall (All Time): #366,186 of 4,157,543Top 9%
13
Patents All Time

Issued Patents All Time

Showing 1–13 of 13 patents

Patent #TitleCo-InventorsDate
12416894 Image forming apparatus Yutaka Goto, Seiichi Kogure, Hiroshi Kikuchi, Hirotaka Hatta, Hideki Kimura +2 more 2025-09-16
12111600 Powder conveying device and image forming apparatus incorporating same Kazuhiro Shimada, Seiichi Kogure, Hideki Kimura, Hiroshi Kikuchi, Yusuke Ishizuka +3 more 2024-10-08
12085542 Method for measuring stool consistency and method for evaluating stool state using same Kazunori Matsuda, Junji Fujimoto 2024-09-10
12001162 Cleaning blade for intermediate transfer medium, and image forming apparatus Masahiro Ohmori, Keiichiro Juri 2024-06-04
11789385 Transfer bias and pressure in an image forming apparatus Yuuki Aoki, Seiichi Kogure, Hideki Kimura, Hiroshi Kikuchi, Yutaka Takahashi +3 more 2023-10-17
11494602 Image forming apparatus Seiichi Kogure, Atsushi Nakamoto, Daisuke Hamada, Yuuki Aoki, Yutaka Goto 2022-11-08
11366404 Image forming apparatus and adjusting method Atsushi Nakamoto, Seiichi Kogure, Daisuke Hamada, Yuuki Aoki, Yutaka Goto 2022-06-21
11269271 Roller unit, belt device and image forming apparatus Yutaka Goto, Seiichi Kogure, Atsushi Nakamoto, Daisuke Hamada, Yuuki Aoki 2022-03-08
11126114 Belt running device, transfer device, and image forming apparatus Atsushi Nakamoto, Seiichi Kogure, Daisuke Hamada, Yuuki Aoki, Yutaka Goto 2021-09-21
10324404 Belt device including a coated driving rotator, transfer device, and image forming apparatus Takeshi Sakashita, Yuuji Meguro 2019-06-18
9857734 Image forming apparatus Takeshi Sakashita, Kenji Nakamura, Masanari Fujita, Yuuji Meguro, Takahiro Seki +1 more 2018-01-02
9817340 Image forming apparatus that performs a refreshing operation Takahiro Seki, Masanari Fujita, Takeshi Sakashita, Takeshi Yamashita, Naoki Takai 2017-11-14
9772601 Image forming apparatus and process unit Mitsutoshi Kichise, Takeshi Yamashita, Kazuki Matsumoto, Emi Kita, Naoki Nakatake +1 more 2017-09-26