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

Keiji Okumura

FC Fuji Electric Co.: 2 patents #27 of 192Top 15%
Rohm Co.: 1 patents #68 of 211Top 35%
Overall (2025): #55,763 of 469,880Top 15%
3
Patents 2025

Issued Patents 2025

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
12341135 Semiconductor device comprising PN junction diode and Schottky barrier diode — 2025-06-24
12272746 Semiconductor device — 2025-04-08
12272748 Semiconductor device having base region beneath trench gate — 2025-04-08