Inventor · disambiguated record
Paul Hammelmann
Also filed as: HAMMELMANN PAUL
18 granted patents·396 citations·filing 1977–1993
95Inventor score
Top patents by PatentIndex Score
18 records- 0193US4285469AApparatus for cleaning surfaces having an upright orientationHAMMELMANN PAUL·Filed 1979·Granted Aug 25, 1981·44 cites·9 claims
- 0293US4174194AReciprocating pumpHAMMELMANN PAUL·Filed 1977·Granted Nov 13, 1979·71 cites·12 claims
- 0386US5028004ANozzle headHAMMELMANN PAUL·Filed 1989·Granted Jul 2, 1991·56 cites·13 claims
- 0473US4923120ANozzle deviceHAMMELMANN PAUL·Filed 1989·Granted May 8, 1990·39 cites·16 claims
- 0569US4784330AHigh pressure spraying gunHAMMELMANN PAUL·Filed 1987·Granted Nov 15, 1988·29 cites·13 claims
- 0663US4146355AHigh-pressure plunger pumpHAMMELMANN PAUL·Filed 1977·Granted Mar 27, 1979·17 cites·32 claims
- 0758US5060863ANozzle headHAMMELMANN PAUL·Filed 1990·Granted Oct 29, 1991·27 cites·17 claims
- 0857US4264281APump with an automatically adjusted output rateHAMMELMANN PAUL·Filed 1979·Granted Apr 28, 1981·12 cites·10 claims
- 0956US4741680AHigh-pressure plunger pump with coaxial pressure and suction valvesHAMMELMANN PAUL·Filed 1986·Granted May 3, 1988·17 cites·8 claims
- 1056US4173435APlunger pumpHAMMELMANN PAUL MASCHF·Filed 1977·Granted Nov 6, 1979·12 cites·10 claims
- 1155US4409920AApparatus for treating ship hullsHAMMELMANN PAUL·Filed 1981·Granted Oct 18, 1983·11 cites·23 claims
- 1251US5402936ANozzle head for rotating spray deviceFiled 1993·Granted Apr 4, 1995·20 cites·10 claims
- 1351US4173806AApparatus for cleaning conduits or the likeHAMMELMANN PAUL·Filed 1978·Granted Nov 13, 1979·11 cites·22 claims
- 1444US4274590AApparatus for treating upright surfacesHAMMELMANN PAUL·Filed 1979·Granted Jun 23, 1981·7 cites·9 claims
- 1541US5362216ACoaxial valve arrangement for high pressure positive displacement pumpsHAMMELMANN PAUL·Filed 1993·Granted Nov 8, 1994·9 cites·18 claims
- 1639US4840548AHigh pressure plunger pumpHAMMELMANN PAUL·Filed 1988·Granted Jun 20, 1989·7 cites·7 claims
- 1734US4401415AHydraulic pressure transformerHAMMELMANN PAUL·Filed 1981·Granted Aug 30, 1983·4 cites·10 claims
- 1832US4737084AHigh-pressure plunger pumpHAMMELMANN PAUL·Filed 1986·Granted Apr 12, 1988·3 cites·11 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →