Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
Partial year: Data through Q3 2025 (Sept 30). Full-year totals not yet available.
RH

Ryuta Haga — 1 Patent in 2025

JCJfe Chemical: 1 patents #1 of 2Top 50%
Overall (2025): #232,759 of 469,880Top 50%
1 Patents 2025

Issued Patents 2025

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
12330946 Carbon material for negative electrode of lithium ion secondary battery and method of producing the same, and negative electrode and lithium ion secondary battery using the carbon material Tetsuo Shiode 2025-06-17