Inventor · disambiguated record
Robert J. Dumas
Also filed as: DUMAS ROBERT · DUMAS ROBERT J · DUMAS ROBERT JAMES
15 granted patents·3 pending applications·300 citations·filing 1977–2021
93Inventor score
Files withWATERS INVESTMENTS LTD7WATERS TECHNOLOGIES CORP53M INNOVATIVE PROPERTIES CO1DUCO SA1TYRELL INC1
Top patents by PatentIndex Score
18 records- 0191US5823747ABubble detection and recovery in a liquid pumping systemWATERS INVESTMENTS LTD·Filed 1996·Granted Oct 20, 1998·69 cites·17 claims
- 0287USRE37553EBubble detection and recovery in a liquid pumping systemWATERS INVESTMENTS LTD·Filed 1999·Granted Feb 19, 2002·50 cites·17 claims
- 0385US11836617B2Techniques for analytical instrument performance diagnosticsWATERS TECHNOLOGIES CORP·Filed 2020·Granted Dec 5, 2023·3 cites·13 claims
- 0476US6364623B1Bubble detection and recovery in a liquid pumping systemWATERS INVESTMENTS LTD·Filed 2000·Granted Apr 2, 2002·16 cites·2 claims
- 0576US4143181AProcess for the preparation of a coating for glass or ceramic surfacesDUCO SA·Filed 1977·Granted Mar 6, 1979·38 cites·13 claims
- 0675US11204293B2Adiabatic thermal pulse compensating pressure transducer and methodWATERS TECHNOLOGIES CORP·Filed 2019·Granted Dec 21, 2021·2 cites·18 claims
- 0774US9441996B2Phase detection in multi-phase fluidsWATERS TECHNOLOGIES CORP·Filed 2014·Granted Sep 13, 2016·2 cites·18 claims
- 0873US6484569B1Tube-in-tube thermal exchanger for liquid chromatography systemsWATERS INVESTMENTS LTD·Filed 2000·Granted Nov 26, 2002·12 cites·25 claims
- 0970US7241115B2Methods and apparatus for determining the presence or absence of a fluid leakWATERS INVESTMENTS LTD·Filed 2003·Granted Jul 10, 2007·13 cites·56 claims
- 1069US11927498B2Adiabatic reducing pressure transducer, system and methodWATERS TECHNOLOGIES CORP·Filed 2021·Granted Mar 12, 2024·0 cites·20 claims
- 1166US5862832AGradient proportioning valveWATERS INVESTMENTS LTD·Filed 1996·Granted Jan 26, 1999·35 cites·15 claims
- 1264US5788465ATool-less pump head configurationWATERS INVESTMENTS LTD·Filed 1996·Granted Aug 4, 1998·27 cites·20 claims
- 1361US5588846ARight angle electrical connectorWHITAKER CORP·Filed 1995·Granted Dec 31, 1996·20 cites·14 claims
- 1454US10386341B2Carbon dioxide liquid phase forming using high volume head displacementWATERS TECHNOLOGIES CORP·Filed 2014·Granted Aug 20, 2019·0 cites·22 claims
- 1548US2012225415A1Learning content delivery systemVENTO CHRISTOPHER MICHAEL·Filed 2012·Application pending·0 cites
- 1647US2020397157A1Product displays and systems3M INNOVATIVE PROPERTIES CO·Filed 2019·Application pending·0 cites
- 1745US6106238ABubble detection and recovery in a liquid pumping systemWATER INVESTMENTS LIMITED·Filed 1998·Granted Aug 22, 2000·13 cites·1 claims
- 1842US2007049998A1Treatment device and method for treating skin lesions through application of heatTYRELL INC·Filed 2006·Application pending·0 cites
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →