Inventor · disambiguated record
Robert P. Berish
Also filed as: BERISH ROBERT P
4 granted patents·95 citations·filing 1993–1998
76Inventor score
Files withQUALITY STEEL PRODUCTS INC4
Top patents by PatentIndex Score
4 records- 0180US5909783AMotorized scaffold hoisting apparatusQUALITY STEEL PRODUCTS INC·Filed 1997·Granted Jun 8, 1999·46 cites·26 claims
- 0257US5259478APump jack with release mechanismQUALITY STEEL PRODUCTS INC·Filed 1993·Granted Nov 9, 1993·32 cites·17 claims
- 0342US5975241APump jack handle assemblyQUALITY STEEL PRODUCTS INC·Filed 1998·Granted Nov 2, 1999·17 cites·18 claims
- 0424US5833029APump jack pole assemblyQUALITY STEEL PRODUCTS INC·Filed 1997·Granted Nov 10, 1998·0 cites·28 claims
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