KR

Kenneth E. Riegel

WR World Resources: 2 patents #4 of 6Top 70%
📍 Orwigsburg, PA: #16 of 35 inventorsTop 50%
🗺 Pennsylvania: #30,495 of 74,527 inventorsTop 45%
Overall (All Time): #2,169,197 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
7048774 Recovery of metal values from cermet Peter T. Halpin, Ulrich R. Schlegel 2006-05-23
6830605 Recovery of metal values from cermet Peter T. Halpin, Ulrich R. Schlegel 2004-12-14