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

Ryutaro Nozu

Ricoh Company: 1 patents #173 of 689Top 30%
Overall (2025): #232,050 of 469,880Top 50%
1
Patents 2025

Issued Patents 2025

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
12210064 Safe state detection method for lithium-ion secondary battery, safe state detection apparatus, power storage device, safe state detection system, and recording medium 2025-01-28