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

Seiji Terazawa

Ricoh Company: 3 patents #48 of 689Top 7%
Overall (2025): #47,492 of 469,880Top 15%
3
Patents 2025

Issued Patents 2025

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
12409971 Packing member, toner container, and packing method Shuntaroh Tamaki, Yosio Sano, Teruo Shibata, Tatsuya Kubo 2025-09-09
12313987 Powder container with a nozzle receiver Hiroshi Hosokawa, Shunji Kato, Shinji Tamaki, Hiroshi Ikeguchi, Junji Yamabe +4 more 2025-05-27
D1062861 Toner container Shuntaro Tamaki, Gen Kitamura, Hideo Yoshizawa, Tatsuya Kubo 2025-02-18