RM

Ryuji Murayama

Canon: 2 patents #420 of 2,977Top 15%
Overall (2025): #90,328 of 469,880Top 20%
2
Patents 2025

Issued Patents 2025

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
12259684 Magnetic carrier, two-component developer, and replenishment developer Hironori Minagawa, Yuto Onozaki, Nobuhiro Yoshida 2025-03-25
12222678 Magnetic carrier, two-component developer, and replenishment developer Yuto Onozaki, Nobuhiro Yoshida, Hironori Minagawa 2025-02-11