AM

Akifumi Matsubara

Canon: 11 patents #5,840 of 19,416Top 35%
Overall (All Time): #447,280 of 4,157,543Top 15%
11
Patents All Time

Issued Patents All Time

Showing 1–11 of 11 patents

Patent #TitleCo-InventorsDate
11624987 Liquid developer Yuzo Tokunaga, Takashi Hirasa, Yasutaka Akashi, Masato Nakajima, Naohiko Tsuchida +4 more 2023-04-11
11209756 Method for producing printed matter Yuya Chimoto, Yoshiro Tsukada, Naoyuki Yamamoto, Shuichi Tamura, Hayato Ida 2021-12-28
11181848 Liquid developer and method of producing liquid developer Kouichirou Ochi, Yuzo Tokunaga, Tomoyo Miyakai, Takashi Hirasa, Hayato Ida +1 more 2021-11-23
11112707 Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus Koji Takahashi, Yuya Chimoto 2021-09-07
10620556 Toner Nozomu Komatsu, Masayuki Hama, Takeshi Hashimoto, Ichiro Kanno, Yuto Onozaki +4 more 2020-04-14
10474049 Toner Yuto Onozaki, Masayuki Hama, Takeshi Hashimoto, Ichiro Kanno, Hitoshi Sano +4 more 2019-11-12
10451986 Toner Hitoshi Sano, Takeshi Hashimoto, Masayuki Hama, Ichiro Kanno, Yuto Onozaki +4 more 2019-10-22
10401748 Toner Takeshi Hashimoto, Nozomu Komatsu, Yuto Onozaki, Ichiro Kanno, Hitoshi Sano +4 more 2019-09-03
10175595 Toner Yuto Onozaki, Takeshi Hashimoto, Ichiro Kanno, Megumi Ikeda, Masayuki Hama +5 more 2019-01-08
10146146 Toner and method of producing toner Nozomu Komatsu, Takeshi Hashimoto, Masayuki Hama, Takakuni Kobori, Ichiro Kanno +4 more 2018-12-04
10036970 Magenta toner Ichiro Kanno, Takeshi Hashimoto, Nozomu Komatsu, Masayuki Hama, Hitoshi Sano +4 more 2018-07-31