NS

Naoya Sunachi

DC Dowa Mining Co.: 4 patents #36 of 324Top 15%
DC Dowa Metaltech Co.: 2 patents #30 of 80Top 40%
DC Dowa Electronics Materials Co.: 1 patents #148 of 241Top 65%
📍 Akita, JP: #38 of 283 inventorsTop 15%
Overall (All Time): #733,650 of 4,157,543Top 20%
7
Patents All Time

Issued Patents All Time

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDate
10510557 Electronic part mounting substrate and method for producing same Hideyo Osanai, Satoru Kurita 2019-12-17
9831157 Method of attaching an electronic part to a copper plate having a surface roughness Hideyo Osanai, Satoru Kurita 2017-11-28
7256478 Notched compound semiconductor wafer Ryuichi Toba 2007-08-14
7256477 Notched compound semiconductor wafer Ryuichi Toba 2007-08-14
7256476 Notched compound semiconductor wafer Ryuichi Toba 2007-08-14
7211834 Semiconductor light-emitting element and manufacturing method thereof Hiroyuki Matsuoka 2007-05-01
6998700 Notched compound semiconductor wafer Ryuichi Toba 2006-02-14