DO

Daisuke Oya

Mitsubishi Electric: 2 patents #196 of 1,971Top 10%
DC Dowa Metaltech Co.: 1 patents #5 of 9Top 60%
Overall (2025): #131,497 of 469,880Top 30%
2
Patents 2025

Issued Patents 2025

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
12308305 Power semiconductor device Yukimasa Hayashida, Tetsuo Motomiya 2025-05-20
12221389 Aluminum/ceramic bonding substrate and method for producing same Koji Kobayashi, Takuma Tsubota, Hideyo Osanai 2025-02-11