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

Ryuta Murakami — 3 Patents in 2021

Canon: 3 patents #435 of 3,943Top 15%
Iitate, JP: #3 of 13 inventorsTop 25%
Overall (2021): #65,009 of 548,734Top 15%
3 Patents 2021

Issued Patents 2021

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
11169483 Process cartridge and electrophotographic image forming apparatus Tadashi Horikawa, Shunsuke Uratani, Yuichiro Inaba 2021-11-09 $43,000
10962927 Cartridge and imaging forming apparatus Akihiro Fujiwara, Tadashi Horikawa, Naoki Matsumaru, Daisuke Makiguichi 2021-03-30 $46,000
10901366 Image forming apparatus and cartridge Naoki Matsumaru, Tadashi Horikawa, Tetsuji Suzuki 2021-01-26 $58,000