Inventor · disambiguated record
Ronald A. Schuller
Also filed as: CLARKSON ROBERT I · SCHULLER RONALD A
8 granted patents·279 citations·filing 1975–1997
89Inventor score
Top patents by PatentIndex Score
8 records- 0193US4388050AManifold unit and assembly and fluid end assemblyGEOSOURCE INC·Filed 1981·Granted Jun 14, 1983·80 cites·18 claims
- 0288US3942551AHydraulic damping means for hinged check valveWHEATLEY CO·Filed 1975·Granted Mar 9, 1976·59 cites·11 claims
- 0379US4179920ACorrosion coupon holder apparatusGEOSOURCE INC·Filed 1978·Granted Dec 25, 1979·32 cites·10 claims
- 0477US5431552AVane pumpCORKEN INC·Filed 1994·Granted Jul 11, 1995·39 cites·35 claims
- 0574US4033550AWater gate valveWHEATLEY CO·Filed 1975·Granted Jul 5, 1977·29 cites·3 claims
- 0664US5921274AInternal relief and bypass valve for pumps and piping systemsCORKEN INC·Filed 1996·Granted Jul 13, 1999·20 cites·14 claims
- 0750US4090529AClapper seal for check valvesSCHULLER RONALD A·Filed 1976·Granted May 23, 1978·14 cites·6 claims
- 0835US6033196ARotary pumpCORKEN INC·Filed 1997·Granted Mar 7, 2000·6 cites·26 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →