Inventor · disambiguated record
Donald R. Petrash
Also filed as: PETRASH DONALD R
2 granted patents·1 pending application·28 citations·filing 1997–2009
62Inventor score
Top patents by PatentIndex Score
3 records- 0149US2009230632A1System, method and apparatus for sealing materials having a low glass transition temperature for high performance sealing applicationsVETCO GRAY INC·Filed 2009·Application pending·0 cites
- 0242US5890535ADiverter flow line sealVETCO GRAY INC ABB·Filed 1997·Granted Apr 6, 1999·20 cites·12 claims
- 0329US6290231B1Diverter flow line sealVETCO GRAY INC ABB·Filed 1999·Granted Sep 18, 2001·8 cites·10 claims
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