RC

Richard D. Copper

RS Raytech Innovation Solutions: 2 patents #7 of 9Top 80%
📍 Sullivan, IN: #12 of 39 inventorsTop 35%
🗺 Indiana: #13,671 of 33,936 inventorsTop 45%
Overall (All Time): #2,178,787 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6945846 Polishing pad for use in chemical/mechanical planarization of semiconductor wafers having a transparent window for end-point determination and method of making Angela Petroski, Paul Fathauer, David Perry 2005-09-20
6875077 Polishing pad for use in chemical/mechanical planarization of semiconductor wafers having a transparent window for end-point determination and method of making Angela Petroski, Paul Fathauer, David Perry 2005-04-05