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

Ken Shirasaki

Ricoh Company: 1 patents #173 of 689Top 30%
Overall (2025): #317,339 of 469,880Top 70%
1
Patents 2025

Issued Patents 2025

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
12292552 Projection lens system and image projection apparatus Takashi Kamitakahara, Mutsumi Tanifuji, Hayato Yoshida 2025-05-06