DO

Daisuke Oya

Mitsubishi Electric: 16 patents #1,485 of 25,717Top 6%
DC Dowa Metaltech Co.: 1 patents #50 of 80Top 65%
Overall (All Time): #282,582 of 4,157,543Top 7%
16
Patents All Time

Issued Patents All Time

Showing 1–16 of 16 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
11887904 Integrally bonded semiconductor device and power converter including the same 2024-01-30
11569141 Semiconductor device including a groove within a resin insulating part positioned between and covering parts of a first electrode and a second electrode Yukimasa Hayashida, Tetsuo Motomiya 2023-01-31
11484936 Semiconductor-mounting heat dissipation base plate and production method therefor Keisuke Tanaka, Mikio Ishihara, Tatsuya Iwasa, Koji Saito, Yuki Wakabayashi 2022-11-01
11271043 Semiconductor module and power conversion apparatus Shota MORISAKI, Yoshiko Tamada, Junichi NAKASHIMA 2022-03-08
10898946 Semiconductor-mounting heat dissipation base plate and production method therefor Keisuke Tanaka, Mikio Ishihara, Tatsuya Iwasa, Koji Saito, Yuki Wakabayashi 2021-01-26
10748830 Semiconductor device Yukimasa Hayashida, Takayuki Matsumoto, Ryutaro Date 2020-08-18
10651121 Semiconductor device manufacturing method including forming a wide portion spreading over a looped portion Satoshi Yokota 2020-05-12
10483176 Semiconductor module 2019-11-19
10340217 Semiconductor device including a cylindrical electrode inserted into a looped portion of an electrode Satoshi Yokota 2019-07-02
D827590 Power semiconductor device Yukimasa Hayashida, Shinichi Iura, Hitoshi Uemura, Kenji Hatori, Yasuhiro Sakai +2 more 2018-09-04
D798832 Power semiconductor device Yukimasa Hayashida, Shinichi Iura, Hitoshi Uemura, Kenji Hatori, Yasuhiro Sakai +2 more 2017-10-03
D790491 Power semiconductor device Yukimasa Hayashida, Shinichi Iura, Hitoshi Uemura, Kenji Hatori, Yasuhiro Sakai +2 more 2017-06-27
9445497 Semiconductor device Tatsuya Iwasa 2016-09-13
8698195 Semiconductor device Katsumi Nakamura 2014-04-15