KY

Kei Yoshida

AT AT&T: 1 patents #374 of 1,435Top 30%
📍 Sodegaura, PA: #1 of 1 inventorsTop 100%
Overall (1997): #118,452 of 185,788Top 65%
1
Patents 1997

Issued Patents 1997

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5620930 Trench etching in an integrated-circuit semiconductor device Hans P. W. Hey 1997-04-15