Inventor · disambiguated record
John R. Lackner
Also filed as: LACKNER JOHN R
26 granted patents·781 citations·filing 1985–2005
97Inventor score
Top patents by PatentIndex Score
26 records- 0192US5251711ALawn mowerSCOTT & FETZER CO·Filed 1992·Granted Oct 12, 1993·83 cites·18 claims
- 0291US7409745B2Cleaning pad for vacuum cleanerSCOTT & FETZER CO·Filed 2005·Granted Aug 12, 2008·42 cites·3 claims
- 0389US6347466B1Method for modifying the tension of a canvasMEDIA ARTS GROUP INC·Filed 2001·Granted Feb 19, 2002·44 cites·21 claims
- 0489US4847944AVacuum cleaning with powered brush rollSCOTT & FETZER CO·Filed 1988·Granted Jul 18, 1989·66 cites·14 claims
- 0585US5092915ADisposable dust bag for vacuum cleaners and the likeSCOTT & FETZER CO·Filed 1990·Granted Mar 3, 1992·64 cites·26 claims
- 0673US5064455ADisposable dust bag for vacuum cleaners and the likeSCOTT & FETZER CO·Filed 1990·Granted Nov 12, 1991·37 cites·3 claims
- 0773US4877432ADisposable dust bag for vacuum cleaners and the likeSCOTT & FETZER CO·Filed 1988·Granted Oct 31, 1989·36 cites·16 claims
- 0872US5057131AVacuum cleaner filter bag assemblySCOTT & FETZER CO·Filed 1990·Granted Oct 15, 1991·39 cites·39 claims
- 0971US5143524AElectrostatic particle filtrationSCOTT & FETZER CO·Filed 1990·Granted Sep 1, 1992·37 cites·20 claims
- 1067USD294755SContainer for vacuum cleaner accessoriesTHE SCOTT & FETZER COMPANY·Filed 1985·Granted Mar 15, 1988·12 cites·1 claims
- 1165US5792224AConnector systemSCOTT & FETZER CO·Filed 1997·Granted Aug 11, 1998·35 cites·12 claims
- 1264US5335740ADrive systemSCOTT & FETZER CO·Filed 1993·Granted Aug 9, 1994·32 cites·37 claims
- 1364US5115537ADrive systemSCOTT & FETZER CO·Filed 1991·Granted May 26, 1992·28 cites·16 claims
- 1464US4653638AContainer for tool accessoriesSCOTT & FETZER CO·Filed 1985·Granted Mar 31, 1987·29 cites·21 claims
- 1561US5285550ASelf-propelled vacuum cleaner having forward and reverse driveSCOTT & FETZER CO·Filed 1992·Granted Feb 15, 1994·29 cites·8 claims
- 1661USD320491SVacuum cleanerTHE SCOTT FETZER COMPANY·Filed 1989·Granted Oct 1, 1991·9 cites·1 claims
- 1759US4947512AConvertible vacuum cleanerSCOTT & FETZER CO·Filed 1988·Granted Aug 14, 1990·25 cites·16 claims
- 1859US4829624AApparatus for producing cleaning sudsSCOTT & FETZER CO·Filed 1988·Granted May 16, 1989·25 cites·13 claims
- 1954USD328166SHandle extension for a vacuum cleanerTHE SCOTT FETZER COMPANY·Filed 1989·Granted Jul 21, 1992·7 cites·1 claims
- 2053US4683607AVacuum cleaner accessory bracketSCOTT & FETZER CO·Filed 1985·Granted Aug 4, 1987·18 cites·14 claims
- 2152US5316097ALawn mowerSCOTT & FETZER CO·Filed 1993·Granted May 31, 1994·23 cites·23 claims
- 2252US5007133AConvertible vacuum cleanerSCOTT & FETZER CO·Filed 1990·Granted Apr 16, 1991·22 cites·5 claims
- 2346US5086536AConvertible vacuum cleanerSCOTT & FETZER CO·Filed 1991·Granted Feb 11, 1992·18 cites·3 claims
- 2442USD291129SVacuum cleaner bracketTHE SCOTT & FETZER COMPANY·Filed 1985·Granted Jul 28, 1987·3 cites·1 claims
- 2537US5187832AConvertible self-proprelled vacuum cleanerSCOTT & FETZER CO·Filed 1992·Granted Feb 23, 1993·10 cites·6 claims
- 2635US5308288AVacuum sweeper drive beltSCOTT & FETZER CO·Filed 1992·Granted May 3, 1994·8 cites·16 claims
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