YL

Yixiong Liu

KE Kennametal: 2 patents #3 of 55Top 6%
📍 Greensburg, PA: #2 of 31 inventorsTop 7%
🗺 Pennsylvania: #615 of 5,394 inventorsTop 15%
Overall (2003): #35,713 of 273,478Top 15%
2
Patents 2003

Issued Patents 2003

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6660329 Method for making diamond coated cutting tool Joseph M. Tauber, Charles E. Bauer 2003-12-09
6638474 method of making cemented carbide tool Donald A. Botbyl, George P. Grab, Mark S. Greenfield 2003-10-28