YK

Youichi Kumaki

SC Shin-Etsu Handotai Co.: 1 patents #20 of 79Top 30%
📍 Kure, JP: #14 of 62 inventorsTop 25%
Overall (1997): #55,950 of 185,788Top 35%
1
Patents 1997

Issued Patents 1997

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5696034 Method for producing semiconductor substrate Masatake Katayama, Isao Moroga, Isao Shirai, Akio Kasahara 1997-12-09