YF

Yuichi Fukui

Canon: 61 patents #452 of 19,416Top 3%
Mitsubishi Electric: 7 patents #4,301 of 25,717Top 20%
KL Kanebo, Limited: 1 patents #248 of 571Top 45%
PC Polyplastics Co.: 1 patents #154 of 292Top 55%
Sharp Kabushiki Kaisha: 1 patents #6,861 of 10,731Top 65%
Overall (All Time): #28,211 of 4,157,543Top 1%
71
Patents All Time

Issued Patents All Time

Showing 26–50 of 71 patents

Patent #TitleCo-InventorsDate
11841634 Image forming apparatus and process unit Shinichi Nishida 2023-12-12
11829100 Electrophotographic image forming apparatus and catridge Shinjiro Toba, Takeo Kawanami, Shinichi Nishida, Yasuyuki Egami 2023-11-28
11392082 Cartridge with a mechanism for transmitting a force to a developing roller of the cartridge Shinichi Nishida, Tetsushi Uneme, Yasuyuki Egami, Yohei Anzai, Takeo Kawanami +3 more 2022-07-19
D832339 Process cartridge for image forming apparatus Shinjiro Toba, Masanari Morioka, Tetsushi Uneme 2018-10-30
10082750 Cleaning device and process cartridge Shinjiro Toba 2018-09-25
10025261 Image forming apparatus Tatsuya Suzuki, Noritomo Yamaguchi 2018-07-17
9891583 Remanufacturing method of developer accommodating unit Noritomo Yamaguchi, Satoshi Nishiya, Jun Miura 2018-02-13
D807955 Side cover for process cartridge for image forming device Shinjiro Toba, Masanari Morioka, Tetsushi Uneme 2018-01-16
D798949 Process cartridge for image forming apparatus Shinjiro Toba, Masanari Morioka, Tetsushi Uneme 2017-10-03
D798948 Process cartridge for image forming apparatus Shinjiro Toba, Masanari Morioka, Ryosuke Nakazawa, Tetsushi Uneme 2017-10-03
9772600 Side member, cartridge, and image forming apparatus Masanari Morioka 2017-09-26
9733612 Cartridge package and packageable process cartridge Shinjiro Toba, Taiji Watanabe, Kengo Sakai 2017-08-15
9727021 Cartridge, image forming apparatus and manufacturing method of the cartridge Kazuhiko Kanno 2017-08-08
9720374 Cartridge, image forming apparatus and manufacturing method of the cartridge Kazuhiko Kanno 2017-08-01
D791862 Process cartridge for image forming apparatus Shinjiro Toba, Masanari Morioka, Ryosuke Nakazawa, Tetsushi Uneme 2017-07-11
D791224 Process cartridge for image forming apparatus Shinjiro Toba, Masanari Morioka, Ryosuke Nakazawa, Tetsushi Uneme 2017-07-04
9688008 Manufacturing method for cartridge having a molded electrode Hiroshi Takarada, Kuniaki Hirukawa, Akira Suzuki, Nobuharu Hoshi 2017-06-27
D786962 Side cover for process cartridge for image forming device Shinjiro Toba, Masanari Morioka, Tetsushi Uneme 2017-05-16
9639053 Image forming apparatus and cartridge group Shinjiro Toba, Toshiki Fujino 2017-05-02
9599957 Image forming apparatus Tatsuya Suzuki, Noritomo Yamaguchi 2017-03-21
9575434 Remanufacturing method of developer accommodating unit Noritomo Yamaguchi, Satoshi Nishiya, Jun Miura 2017-02-21
9541863 Developer accommodating unit, developing device, process catridge and electrophotographic image forming apparatus Yosuke Kashiide, Noritomo Yamaguchi 2017-01-10
9367025 Cartridge including cartridge electrode integrally molded with frame Hiroshi Takarada, Kuniaki Hirukawa, Akira Suzuki, Nobuharu Hoshi 2016-06-14
9348264 Unit, cleaning unit, process cartridge, and image forming apparatus Noritomo Yamaguchi, Hiroyuki Munetsugu, Toshiki Fujino, Tetsuya Numata, Fumito Nonaka 2016-05-24
9304488 Cartridge package and packageable process cartridge Shinjiro Toba, Taiji Watanabe, Kengo Sakai 2016-04-05