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

Hiroyasu Umehara

Ricoh Company: 1 patents #173 of 689Top 30%
📍 Rifu, JP: #85 of 257 inventorsTop 35%
Overall (2025): #367,739 of 469,880Top 80%
1
Patents 2025

Issued Patents 2025

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
12291031 Liquid discharge head and liquid discharge apparatus Shusei Murai, Tatsumi Suzuki, Keiko Maruyama, Satoshi Kudoh 2025-05-06