Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Daisuke Abe — 5 Patents in 2022

Canon: 5 patents #122 of 3,631Top 4%
Oyama, JP: #5 of 76 inventorsTop 7%
Overall (2022): #33,545 of 548,613Top 7%
5 Patents 2022

Issued Patents 2022

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
11487242 Image forming apparatus Koji Wada 2022-11-01 $36,000
11409227 Drum unit, cartridge, electrophotographic image forming apparatus and coupling member Tetsuo Uesugi, Masato Tanabe, Tomonori Mori, Tadayuki Tsuda, Hideshi Kawaguchi 2022-08-09 $46,000
11378914 Process cartridge and image forming apparatus Tsuyoshi Ogawa, Tomonori Mori, Noriyuki Komatsu, Hideshi Kawaguchi, Tadayuki Tsuda 2022-07-05 $39,000
11327432 Process cartridge and image forming apparatus Noriyuki Komatsu, Masaki Ojima, Tomonori Mori, Tadayuki Tsuda 2022-05-10 $38,000
11327435 Drum unit, cartridge, process cartridge and electrophotographic image forming apparatus having a coupling member with a movable member 2022-05-10 $38,000