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

Daisuke Abe — 117 Patents

Canon: 72 patents #309 of 19,416Top 2%
Brother Kogyo: 18 patents #491 of 2,767Top 20%
SESeiko Epson: 11 patents #1,668 of 7,774Top 25%
Ricoh Company: 3 patents #4,832 of 9,818Top 50%
Fujitsu Limited: 3 patents #8,614 of 24,456Top 40%
Mitsubishi Electric: 2 patents #11,187 of 25,717Top 45%
Hitachi: 2 patents #13,405 of 28,497Top 50%
Nsk: 1 patents #937 of 1,559Top 65%
IHIhi: 1 patents #624 of 1,178Top 55%
FUFujifilm: 1 patents #3,076 of 4,519Top 70%
DCDowa Electronics Materials Co.: 1 patents #148 of 241Top 65%
Oyama, JP: #2 of 665 inventorsTop 1%
Overall (All Time): #10,533 of 4,157,543Top 1%
117 Patents All Time
Daisuke Abe has been granted 117 US patents while listed as an inventor at Canon. The first was granted in 1984 and the most recent in December 2025. Daisuke Abe ranks #10,533 of 4,157,543 US inventors in our database (top 0.25%). Patent records list Daisuke Abe in Oyama, JP.

Issued Patents All Time

Showing 1–25 of 117 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
12510847 Toner cartridge, image forming apparatus, and remanufacturing method of used toner cartridge Toshiki Fujino, Takehiro Kawai, Tetsuo Sasaki, Yasunori Toriyama, Kaori Noguchi 2025-12-30
D1103814 RFID tag Shigeru Endou, Masateru Kondou, Masahiro KUWAHARA 2025-12-02
12485695 Drawing device Hisamitsu Mori 2025-12-02
12487556 Cartridge and image forming apparatus Noriyuki Komatsu, Masaki Ojima, Tomonori Mori, Takao Tsuda, Tetsuya Numata +1 more 2025-12-02
12467175 Sewing system, storage medium storing monitoring program, and sewing machine Sayaka Kurihara 2025-11-11
12449759 Cartridge, drum unit and image forming apparatus Toshiki Fujino, Akinobu Hirayama, Tetsuo Sasaki, Takehiro Kawai, Masanari Morioka +2 more 2025-10-21
12443126 Image forming apparatus and developing cartridge Yu Fukasawa, Yuuichi Kubo, Mitsuhiro Sato, Masahiro Suetsugu, Kengo Sakai 2025-10-14
12429811 Cartridge and image forming apparatus Naoki Matsumaru, Ryuta Murakami, Tadashi Horikawa, Akihiro Fujiwara, Akinobu Hirayama +5 more 2025-09-30
12393134 Movable member and image forming apparatus Kazutaka Sueshige 2025-08-19
12298706 Image forming apparatus with detectable cartridge Koji Wada 2025-05-13
12298705 Drum unit, cartridge, process cartridge and electrophotographic image forming apparatus having a movable coupling member 2025-05-13
12228866 Image forming apparatus and developing cartridge Yu Fukasawa, Yukio Kubo, Mitsuhiro Sato, Masahiro Suetsugu, Kengo Sakai 2025-02-18
12221730 Editing apparatus Tomotaka Katano, Yuta Kamihira, Sayaka Kurihara, Kazuki Shibata 2025-02-11
12204263 Developer accommodating device, developing device, cartridge and image forming apparatus Naoya Asanuma, Yu Fukasawa, Kazutaka Sueshige 2025-01-21
12169376 Toner cartridge and image forming apparatus Akinobu Hirayama, Toshiki Fujino, Teruhiko Sasaki, Tachio Kawai 2024-12-17
12158722 Cartridge and image forming apparatus Noriyuki Komatsu, Masaki Ojima, Tomonori Mori, Tadayuki Tsuda, Tetsuya Numata +1 more 2024-12-03
12130582 Drum unit, cartridge, process cartridge and electrophotographic image forming apparatus having a movable coupling member 2024-10-29
12099325 Process cartridge and image forming apparatus Noriyuki Komatsu, Masaki Ojima, Tomonori Mori, Tadayuki Tsuda 2024-09-24
12038716 Cartridge, drum unit and image forming apparatus Toshiki Fujino, Akinobu Hirayama, Teruhiko Sasaki, Tachio Kawai, Masanari Morioka +2 more 2024-07-16
12032330 Cartridge, drum unit and image forming apparatus Toshiki Fujino, Akinobu Hirayama, Teruhiko Sasaki, Tachio Kawai, Masanari Morioka +2 more 2024-07-09
11988974 Movable member and image forming apparatus Kazutaka Sueshige 2024-05-21
11927910 Cartridge and image forming apparatus Ryuta Murakami, Daisuke Makiguchi, Goshi Ozaki, Tachio Kawai 2024-03-12
11906927 Cartridge, drum unit and image forming apparatus Toshiki Fujino, Akinobu Hirayama, Teruhiko Sasaki, Tachio Kawai, Masanari Morioka +2 more 2024-02-20
11846910 Process cartridge and image forming apparatus Noriyuki Komatsu, Masaki Ojima, Tomonori Mori, Tadayuki Tsuda 2023-12-19
11841674 Image forming apparatus Koji Wada 2023-12-12