SS

Sumio Sekiyama

SC Shin-Etsu Chemical Co.: 3 patents #839 of 2,176Top 40%
OC Oki Electric Industry Co.: 1 patents #1,459 of 2,807Top 55%
Overall (All Time): #1,106,309 of 4,157,543Top 30%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
11967530 Method for producing GaN layered substrate Yoshihiro Kubota 2024-04-23
9520522 Method of manufacturing solar cell module Tomoyoshi Furihata, Atsuo Ito, Hiroto Ohwada, Hyung Bae Kim, Junichi Tsukada +2 more 2016-12-13
9385253 Method of manufacturing solar cell module Tomoyoshi Furihata, Atsuo Ito, Hiroto Ohwada, Hyung Bae Kim, Junichi Tsukada +2 more 2016-07-05
6261965 Effective removal of undesirably formed silicon carbide during the manufacture of semiconductor device 2001-07-17