Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
OA

Osamu Anan — 56 Patents

Canon: 56 patents #563 of 19,416Top 3%
Susono, JP: #28 of 1,238 inventorsTop 3%
Overall (All Time): #44,020 of 4,157,543Top 2%
56 Patents All Time
Osamu Anan has been granted 56 US patents while listed as an inventor at Canon. The first was granted in 2006 and the most recent in June 2025. Osamu Anan ranks #44,020 of 4,157,543 US inventors in our database (top 1.1%). Patent records list Osamu Anan in Susono, JP.

Issued Patents All Time

Showing 1–25 of 56 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
12321130 Cartridge, process cartridge, and image forming apparatus Hiroki Shimizu, Kazuki Matsumoto 2025-06-03
11874625 Developing cartridge including a member configured to be pressed by a member of an image forming apparatus Masato Tanabe, Tsukasa Abe, Kazutaka Sueshige 2024-01-16
11709455 Cartridge, process cartridge, and image forming apparatus Hiroki Shimizu, Kazuki Matsumoto 2023-07-25
11698600 Developing apparatus, process cartridge, and image forming apparatus Masato Tanabe, Kazutaka Sueshige, Teruhiko Sasaki, Tsukasa Abe 2023-07-11
11656572 Developing cartridge having a guide projecting from a frame body Masato Tanabe, Tsukasa Abe, Kazutaka Sueshige 2023-05-23
11372365 Developing apparatus, process cartridge, and image forming apparatus Masato Tanabe, Kazutaka Sueshige, Teruhiko Sasaki, Tsukasa Abe 2022-06-28 $44,000
11320781 Cartridge, process cartridge, and image forming apparatus Hiroki Shimizu, Kazuki Matsumoto 2022-05-03 $45,000
11249437 Developing cartridge having a frame and supporting members that are movable relative to the frame Masato Tanabe, Kazutaka Sueshige, Teruhiko Sasaki, Tsukasa Abe 2022-02-15 $32,000
10996589 Method for disassembling developing device and method for recycling developing device Teruhiko Sasaki, Yuuki Nakamura 2021-05-04 $33,000
10928769 Developing cartridge and image forming apparatus Masato Tanabe, Tsukasa Abe, Kazutaka Sueshige 2021-02-23 $64,000
10890863 Developing device and remanufacturing method of developing device Yuuki Nakamura, Teruhiko Sasaki 2021-01-12 $74,000
D907700 Process cartridge for image forming apparatus Hiroki Shimizu, Kazuki Matsumoto 2021-01-12
10859971 Cartridge, process cartridge, and image forming apparatus Hiroki Shimizu, Kazuki Matsumoto 2020-12-08 $31,000
10775735 Developing apparatus, process cartridge, and image forming apparatus Masato Tanabe, Kazutaka Sueshige, Teruhiko Sasaki, Tsukasa Abe 2020-09-15 $38,000
10747172 Cartridge, process cartridge, and image forming apparatus Hiroki Shimizu, Kazuki Matsumoto 2020-08-18 $21,000
10656593 Cartridge, process cartridge, and image forming apparatus Hiroki Shimizu, Kazuki Matsumoto 2020-05-19 $19,000
10635046 Cartridge, process cartridge, and image forming apparatus Hiroki Shimizu, Kazuki Matsumoto 2020-04-28 $24,000
10613469 Developing apparatus, process cartridge, and image forming apparatus Masato Tanabe, Kazutaka Sueshige, Teruhiko Sasaki, Tsukasa Abe 2020-04-07 $38,000
10466616 Developing cartridge Tatsuro Harada, Teruhiko Sasaki, Ryoji Kusudo 2019-11-05 $26,000
10444696 Cartridge having a rotatable guide member Masato Tanabe, Kazutaka Sueshige, Teruhiko Sasaki, Tsukasa Abe 2019-10-15 $17,000
10416608 Cartridge, process cartridge, and image forming apparatus Hiroki Shimizu, Kazuki Matsumoto 2019-09-17 $21,000
10281873 Developing device, process cartridge, and image forming apparatus Daisuke Makiguchi, Tatsuro Harada, Hiroki Shimizu 2019-05-07 $27,000
10222736 Image forming apparatus Ryuta Murakami, Noriyuki Komatsu, Tetsuya Numata 2019-03-05 $29,000
10156825 Developing apparatus with independently rotatable members supporting a developing frame body, process cartridge, and image forming apparatus Masato Tanabe, Kazutaka Sueshige, Teruhiko Sasaki, Tsukasa Abe 2018-12-18 $47,000
10152021 Cartridge that reduces contact with photosensitive member Kazuki Matsumoto, Hiroki Shimizu 2018-12-11 $39,000