KI

Keiji Ishibashi

Sumitomo Electric Industries: 4 patents #53 of 508Top 15%
📍 Itami, JP: #12 of 104 inventorsTop 15%
Overall (2017): #43,650 of 506,227Top 9%
4
Patents 2017

Issued Patents 2017

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
9728612 Silicon carbide substrate, semiconductor device and methods for manufacturing them 2017-08-08
9722028 Silicon carbide substrate, semiconductor device, and methods for manufacturing them 2017-08-01
9708735 Group III nitride crystal substrate, epilayer-containing group III nitride crystal substrate, semiconductor device and method of manufacturing the same Yusuke Yoshizumi, Shugo Minobe 2017-07-18
9570540 Nitride crystal, nitride crystal substrate, epilayer-containing nitride crystal substrate, semiconductor device and method of manufacturing the same Tokiko Kaji, Seiji Nakahata, Takayuki Nishiura 2017-02-14