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

Daisuke Baba — 3 Patents in 2021

Canon: 2 patents #818 of 3,943Top 25%
KFKwansei Gakuin Educational Foundation: 1 patents #2 of 10Top 20%
SCSk Materials Jnc Co.: 1 patents #2 of 7Top 30%
Overall (2021): #86,660 of 548,734Top 20%
3 Patents 2021

Issued Patents 2021

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
11139438 Organic electroluminescent element Takuji Hatakeyama, Yuko Yamaga, Kazushi SHIREN 2021-10-05
10983473 Drum cartridge including a cleaning member, for use with an image forming apparatus 2021-04-20 $54,000
10942470 Developing apparatus, process cartridge, and image forming apparatus Hirokazu Fujino, Naoki Fukushima, Atsushi Toda, Yosuke Kishi, Masahito Kato +1 more 2021-03-09 $68,000