HS

Hiroki Shimizu

Canon: 7 patents #58 of 3,943Top 2%
JM Johnan Manufacturing: 3 patents #1 of 9Top 15%
Overall (2021): #8,350 of 548,734Top 2%
10
Patents 2021

Issued Patents 2021

Patent #TitleCo-InventorsDate
11199808 Image forming unit and image forming apparatus Yohei Kusano, Naoya Asanuma 2021-12-14
11199789 Image forming unit and image forming apparatus Yohei Kusano, Toshiaki Takeuchi, Hideki Kakuta 2021-12-14
11188021 Cartridge including an image bearing member and developer bearing member that can be easily separated Toshiaki Takeuchi, Koichi Ooishi 2021-11-30
11073787 Process cartridge with a coupling member having a movable force receiving portion Hideki Maeshima, Masato Tanabe, Keisuke Nomura 2021-07-27
11016440 Cartridge reproduction method and cartridge Tomofumi Kawamura, Masato Tanabe 2021-05-25
10975606 Window regulator Hideo KASHIWABARA, Takeshi Nishizawa, Yukihide Yamazaki 2021-04-13
10955794 Cartridge and remanufacturing method of cartridge Tomofumi Kawamura, Masakazu Tatsumi 2021-03-23
10927589 Window regulator Hideo KASHIWABARA, Yukihide Yamazaki, Wataru Murata 2021-02-23
10927588 Window regulator Hideo KASHIWABARA, Yukihide Yamazaki, Wataru Murata 2021-02-23
D907700 Process cartridge for image forming apparatus Osamu Anan, Kazuki Matsumoto 2021-01-12