Inventor · disambiguated record
David Heaps
Also filed as: HEAPS DAVID · HEAPS DAVID A
15 granted patents·4 pending applications·19 citations·filing 2002–2023
87Inventor score
Files withWABCO EUROPE BVBA6ADVANTEST CORP3HEAPS DAVID3WABCO AUTOMOTIVE UK LTD3LYONDELLBASELL ACETYLS LLC2
Top patents by PatentIndex Score
19 records- 0186US9417181B2Dynamic measurement of density using terahertz radiation with real-time thickness measurement for process controlADVANTEST CORP·Filed 2014·Granted Aug 16, 2016·7 cites·20 claims
- 0278US10683864B2Twin vane rotary vacuum pumpWABCO EUROPE BVBA·Filed 2016·Granted Jun 16, 2020·2 cites·20 claims
- 0378US10118884B2Acetic acid processLYONDELLBASELL ACETYLS LLC·Filed 2017·Granted Nov 6, 2018·1 cites·13 claims
- 0476US9606054B2Methods, sampling device and apparatus for terahertz imaging and spectroscopy of coated beads, particles and/or microparticlesADVANTEST CORP·Filed 2013·Granted Mar 28, 2017·3 cites·24 claims
- 0567US8651833B2Combined gas and liquid pumpHEAPS DAVID·Filed 2007·Granted Feb 18, 2014·3 cites·18 claims
- 0666US8628317B2Vacuum pump with an axial oil feed conduitHEAPS DAVID·Filed 2007·Granted Jan 14, 2014·3 cites·8 claims
- 0766US2023009131A1Pre-treament of polyolefin waste to improve depolymerizationBASELL POLIOLEFINE ITALIA SRL·Filed 2022·Application pending·0 cites
- 0863US10371148B2Vacuum pumpWABCO AUTOMOTIVE UK LTD·Filed 2017·Granted Aug 6, 2019·0 cites·20 claims
- 0963US2023375478A1Methods for improved control of glacial acetic acid processesLYONDELLBASELL ACETYLS LLC·Filed 2023·Application pending·0 cites
- 1057US11143188B2Vacuum pump reed valve which will reduce cold start torqueWABCO EUROPE BVBA·Filed 2017·Granted Oct 12, 2021·0 cites·17 claims
- 1154US9856877B2Vacuum pump having a disconnectable drive couplingWABCO AUTOMOTIVE UK LTD·Filed 2013·Granted Jan 2, 2018·0 cites·15 claims
- 1254US9683570B2Vacuum pumpHEAPS DAVID·Filed 2012·Granted Jun 20, 2017·0 cites·20 claims
- 1353US9803642B2Vacuum pump with eccentrically driven vane (eccentric pump design)WABCO EUROPE BVBA·Filed 2015·Granted Oct 31, 2017·0 cites·21 claims
- 1452US10837283B2Vacuum pump with eccentrically driven vane (eccentric pump design with crank pin)WABCO EUROPE BVBA·Filed 2015·Granted Nov 17, 2020·0 cites·20 claims
- 1547US2015323452A1Dynamic measurement of material properties using terahertz radiation with real-time thickness measurement for process controlADVANTEST CORP·Filed 2014·Application pending·0 cites
- 1646US11168691B2Rotary vacuum pump with a rotor end grooveWABCO EUROPE BVBA·Filed 2016·Granted Nov 9, 2021·0 cites·17 claims
- 1742US10480465B2Vacuum pump and system of a vacuum pump and an engineWABCO EUROPE BVBA·Filed 2015·Granted Nov 19, 2019·0 cites·20 claims
- 1839US2022154707A1Electric vacuum pump for braking system on passenger cars with v-twin piston arrangementZF CV SYSTEMS EUROPE BV·Filed 2019·Application pending·0 cites
- 1936US7207782B2Vacuum pumpWABCO AUTOMOTIVE UK LTD·Filed 2002·Granted Apr 24, 2007·0 cites·15 claims
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