WY

Warren C. Yohe

GV Gte Valenite: 2 patents #18 of 64Top 30%
GE: 2 patents #13,562 of 36,430Top 40%
Overall (All Time): #1,301,284 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
4913877 Surface modified cemented carbides 1990-04-03
4828612 Surface modified cemented carbides 1989-05-09
4649084 Process for adhering an oxide coating on a cobalt-enriched zone, and articles made from said process Thomas E. Hale 1987-03-10
4548786 Coated carbide cutting tool insert 1985-10-22