Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
HK

Hiroshi Kojima — 4 Patents in 2021

Panasonic: 3 patents #280 of 2,466Top 15%
Bridgestone: 1 patents #36 of 140Top 30%
Overall (2021): #49,327 of 548,734Top 9%
4 Patents 2021

Issued Patents 2021

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
11189429 Electrolytic capacitor and method for manufacturing same Hitoshi Fukui, Ai Makino 2021-11-30
11189430 Electrolytic capacitor and method for producing same Hitoshi Fukui, Ai Makino 2021-11-30
11152158 Electrolytic capacitor and method for manufacturing same Hitoshi Fukui 2021-10-19
10989269 Anti-vibration device 2021-04-27