Inventor · disambiguated record
Donald Joseph Legatt
Also filed as: LEGATT DONALD J · LEGATT DONALD JOSEPH
26 granted patents·6 pending applications·905 citations·filing 1989–2025
97Inventor score
Top patents by PatentIndex Score
32 records- 0196US6427285B1Floor surface cleaning machineNILFISK ADVANCE INC·Filed 2000·Granted Aug 6, 2002·132 cites·16 claims
- 0294US6519808B2Squeegee mounting assembly for a floor scrubberNILFISK ADVANCE INC·Filed 2001·Granted Feb 18, 2003·107 cites·20 claims
- 0394US5369838AAutomatic floor scrubberADVANCE MACHINE CO·Filed 1992·Granted Dec 6, 1994·143 cites·21 claims
- 0493US6442789B1Riding floor scrubberNILFISK ADVANCE INC·Filed 2001·Granted Sep 3, 2002·89 cites·22 claims
- 0593US6397429B1Riding floor scrubberNILFISK ADVANCE INC·Filed 2000·Granted Jun 4, 2002·104 cites·21 claims
- 0691US11432698B2Mobile robotic cleanerNILFISK AS·Filed 2020·Granted Sep 6, 2022·3 cites·21 claims
- 0790US10010231B2Water trailing detection systemNILFISK AS·Filed 2016·Granted Jul 3, 2018·9 cites·17 claims
- 0890US6450867B1Battery powered, riding, floor treating machineNILFISK ADVANCE INC·Filed 2000·Granted Sep 17, 2002·57 cites·20 claims
- 0985US9649003B2Random orbit disc scrubberNILFISK INC·Filed 2015·Granted May 16, 2017·7 cites·20 claims
- 1084US6530821B2Battery powered, riding, floor burnishing machineNILFISK ADVANCE INC·Filed 2001·Granted Mar 11, 2003·34 cites·11 claims
- 1176US8984696B2Random orbit disc scrubberSTUCHLIK WILLIAM RANDALL·Filed 2011·Granted Mar 24, 2015·7 cites·19 claims
- 1270US5829095AFloor surface cleaning machineNILFISK ADVANCE INC·Filed 1996·Granted Nov 3, 1998·35 cites·16 claims
- 1369US6227957B1Battery powered, riding, floor burnishing machineNILFISK ADVANCE INC·Filed 1998·Granted May 8, 2001·32 cites·18 claims
- 1469US5706549ARotary disc floor cleaning apparatusADVANCE MACHINE CO·Filed 1996·Granted Jan 13, 1998·40 cites·25 claims
- 1564US7254867B2Squeegee assemblyNILFISK ADVANCE INC·Filed 2004·Granted Aug 14, 2007·17 cites·20 claims
- 1663US2025268443A1Method of controlling a robotic floor cleaning machineNILFISK AS·Filed 2025·Application pending·0 cites
- 1759US12478240B2Method of controlling a robotic floor cleaning machineNILFISK AS·Filed 2022·Granted Nov 25, 2025·0 cites·20 claims
- 1856US11083357B2Water trailing detection systemNILFISK AS·Filed 2018·Granted Aug 10, 2021·0 cites·16 claims
- 1956US9700191B2Wheel lift assembly for floor treating apparatusLEGATT DONALD JOSEPH·Filed 2015·Granted Jul 11, 2017·1 cites·27 claims
- 2055US7363680B2Floor-cleaning machine with manual adjustment for two distinct and repeatable fluid flow ratesNILFISK ADVANCE INC·Filed 2003·Granted Apr 29, 2008·7 cites·13 claims
- 2155US2022313047A1Method of controlling a robotic floor cleaning machineNILFISK AS·Filed 2022·Application pending·0 cites
- 2254US2010205766A1Vacuum Device Including Selectively Activated, Secondary Vacuum Source and Floor Cleaning Machine Utilizing the Vacuum DeviceNILFISK ADVANCE INC·Filed 2008·Application pending·0 cites
- 2351US6148476AFloor surface cleaning machineNILFISK ADVANCE INC·Filed 1998·Granted Nov 21, 2000·17 cites·15 claims
- 2450US2008276414A1Floor Maintenance Machine Using a Spiral, Tufted, Cylindrical BrushNILFISK ADVANCE INC·Filed 2006·Application pending·0 cites
- 2548US5607178ARear wheel isolation suspension for floor scrubbersADVANCE MACHINE CO·Filed 1995·Granted Mar 4, 1997·20 cites·9 claims
- 2645US5674120AFloor polishing machineADVANCE MACHINE CO·Filed 1996·Granted Oct 7, 1997·18 cites·18 claims
- 2745US2017049288A1Mobile robotic cleanerNILFISK INC·Filed 2016·Application pending·0 cites
- 2843US5088151ACollection system for a floor polishing machineADVANCE MACHINE CO·Filed 1991·Granted Feb 18, 1992·14 cites·20 claims
- 2942US2002148068A1Riding floor scrubberFiled 2002·Application pending·0 cites
- 3035US5953781AAdjustable handle assembly for floor maintenance machinesNILFISK ADVANCE INC·Filed 1995·Granted Sep 21, 1999·11 cites·21 claims
- 3130US4947503AMobile floor treating machineADVANCE MACHINE CO·Filed 1989·Granted Aug 14, 1990·1 cites·15 claims
- 3225US9192275B2Flow and scrubbing pressure control system and methods for surface treating apparatusLEGATT DONALD J·Filed 2009·Granted Nov 24, 2015·0 cites·33 claims
Join the waitlist — get patent alerts
Get an alert when Donald Joseph Legatt files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →