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USPTO Patent Rankings Data through Sept 30, 2025
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Atsutoshi Ando — 29 Patents

Canon: 29 patents #1,943 of 19,416Top 15%
Overall (All Time): #131,465 of 4,157,543Top 4%
29 Patents All Time

Issued Patents All Time

Showing 26–29 of 29 patents

Patent #TitleCo-InventorsDate
5805951 Image forming apparatus detecting useful life of an image bearing member Junichi Kato, Satoru Inami, Jun Suzuki 1998-09-08
5790927 Charging member and process cartridge having same Junichi Kato, Satoru Inami, Jun Suzuki 1998-08-04
5682585 Developing apparatus generating electric field between developer carrying member and developer layer regulating member Seiji Yamaguchi, Takahiro Inoue, Kazushige Sakurai, Junichi Kato, Kouichi Suwa +4 more 1997-10-28
5646718 Cleaning blade for use in electrophotography, process cartridge and image forming apparatus Koichi Suwa, Junichi Kato, Tadashi Onimura, Satoru Inami, Jun Suzuki +1 more 1997-07-08