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

Takenori Hirano

OC Osaka Gas Co.: 1 patents #6 of 20Top 30%
📍 Izumi, JP: #2 of 3 inventorsTop 70%
Overall (2025): #200,544 of 469,880Top 45%
1
Patents 2025

Issued Patents 2025

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
12194442 Gas desulfurizing agent and desulfurizing method Shimpei Norioka, Hirofumi Ohtsuka 2025-01-14