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USPTO Patent Rankings Data through Sept 30, 2025
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Eileen Takeuchi — 3 Patents in 2021

Canon: 3 patents #435 of 3,943Top 15%
Overall (2021): #84,423 of 548,734Top 20%
3 Patents 2021

Issued Patents 2021

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
11169453 Electrophotographic photosensitive member, process cartridge and electrophotographic apparatus Koichi Nakata, Shubun Kujirai, Haruki Mori 2021-11-09
11112706 Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus Kumiko Takizawa, Ikuyo Kuroiwa, Tsuyoshi Shimada, Wataru Kitamura 2021-09-07
10969703 Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus Koichi Nakata, Shubun Kujirai, Haruki Mori 2021-04-06