EM

Edward P. Murphy

GR Graco: 10 patents #1 of 149Top 1%
HY Hypro: 4 patents #4 of 22Top 20%
Overall (All Time): #357,224 of 4,157,543Top 9%
14
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
6045334 Valve disabler for use in high pressure pipe cleaning applications Frank L. Amyotte 2000-04-04
5934173 Reciprocating plunger pump Frank L. Amyotte 1999-08-10
5911562 High pressure fluid delivery system with automatic priming valve Jeffrey M. Youngquist 1999-06-15
5775880 Valve disabler for use in high pressure pipe cleaning systems David G. Vensland 1998-07-07
5348454 Liquid pump resilient inlet insert for pumping high solids content liquids 1994-09-20
5320280 Pneumatically controlled spraying system having a diaphragm-operated switch Tommy L. Gray 1994-06-14
5299741 Texture spray gun bleed valve 1994-04-05
5286931 Gauge with indicator switch Dennis J. Balogh 1994-02-15
5228622 Spraying system having pressure safety limits Albert W. Lubenow 1993-07-20
D308920 Pressure-fed trim paintbrush head 1990-07-03
D307830 Pressure-fed paintbrush head 1990-05-15
4790679 Power paint brush with flow restrictor and removable brush head 1988-12-13
4700741 Ball check valve 1987-10-20
4676685 Power brush coating applicator 1987-06-30