AS

Akira Sugawara

SL Semiconductor Energy Laboratory: 3 patents #25 of 79Top 35%
Overall (1997): #9,106 of 185,788Top 5%
4
Patents 1997

Issued Patents 1997

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
5672900 Insulated gate field effect transistor with an anodic oxidized gate electrode Toshimitsu Konuma, Takahiro Tsuji 1997-09-30
5639344 Etching material and etching process Toshimitsu Konuma, Yukiko Uehara 1997-06-17
5619045 Thin film transistor Toshimitsu Konuma, Takahiro Tsuji 1997-04-08
5595638 Method for manufacturing a semiconductor device utilizing an anodic oxidation Toshimitsu Konuma, Yukiko Uehara 1997-01-21