Inventor · disambiguated record
Paul Hau
Also filed as: HAU PAUL · HAU PAUL W
9 granted patents·2 pending applications·221 citations·filing 2001–2018
89Inventor score
Top patents by PatentIndex Score
11 records- 0190US6568488B2Roller pipe bursterEARTH TOOL CO LLC·Filed 2001·Granted May 27, 2003·100 cites·22 claims
- 0287US6755593B2Pipe replacement method and rotary impact mechanism for pipe burstingEARTH TOOL CO LLC·Filed 2002·Granted Jun 29, 2004·38 cites·14 claims
- 0383US7175367B2Cable pulling machineEARTH TOOL CO LLC·Filed 2003·Granted Feb 13, 2007·27 cites·23 claims
- 0478US7735638B2Conveyor frame assembly having side rails including multiple attachment slots and adjustable cross supportsDORNER MFG CORP·Filed 2008·Granted Jun 15, 2010·15 cites·21 claims
- 0574US7874419B2Contained drive system for chain conveyor belt to reduce catenary sagDORNER MFG CORP·Filed 2008·Granted Jan 25, 2011·9 cites·18 claims
- 0669US7500651B2Portable winchEARTH TOOL CO LLC·Filed 2006·Granted Mar 10, 2009·8 cites·11 claims
- 0765US7490814B2Cable pulling machineEARTH TOOL CO LLC·Filed 2007·Granted Feb 17, 2009·3 cites·11 claims
- 0864US7048257B2Winch with telescoping mastEARTH TOOL CO LLC·Filed 2003·Granted May 23, 2006·21 cites·16 claims
- 0943US2019119964A1Latch mechanism for folding door or windowsHAU PAUL·Filed 2018·Application pending·0 cites
- 1042US2008067481A1Portable winchWENTWORTH STEVEN W·Filed 2007·Application pending·0 cites
- 1131US10876366B2Core saw and support frame structureMCLAUGHLIN GROUP INC·Filed 2017·Granted Dec 29, 2020·0 cites·24 claims
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