Partial year: Data through Q3 2025 (Sept 30). Full-year totals not yet available.
KK

Kazuya Kamikawa

Brother Kogyo: 2 patents #97 of 394Top 25%
📍 Nagakute, JP: #13 of 75 inventorsTop 20%
Overall (2025): #111,196 of 469,880Top 25%
2
Patents 2025

Issued Patents 2025

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
12339614 Method for removing and attaching first holder member relative to second holder member supported by housing in cartridge Kenta Tosuji, Nao Itabashi 2025-06-24
12332598 Cartridge including holder for holding electrical contact surface and method of recycling cartridge Nao Itabashi, Shuhei Hatano, Kazuaki Ooka 2025-06-17