Inventor · disambiguated record
Benjamin R. Du
Also filed as: DU BENJAMIN · DU BENJAMIN R
30 granted patents·1 pending application·859 citations·filing 1982–2023
97Inventor score
Files withDU BENJAMIN R13MICROSOFT TECHNOLOGY LICENSING LLC5AMAZON TECH INC1FLOJET CORP1FOOTHILL LAND LLC1
Top patents by PatentIndex Score
31 records- 0194US6325604B1Plastic gear pump housingFiled 2000·Granted Dec 4, 2001·53 cites·10 claims
- 0293US4467941AApparatus and method for dispensing beverage syrupDU BENJAMIN R·Filed 1982·Granted Aug 28, 1984·63 cites·17 claims
- 0391US8550794B2Double acting fluid pumpDU BENJAMIN R·Filed 2010·Granted Oct 8, 2013·10 cites·9 claims
- 0490US6099264APump controllerITT MFG ENTERPRISES INC·Filed 1998·Granted Aug 8, 2000·72 cites·16 claims
- 0589US6343539B1Multiple layer pump diaphragmFiled 1999·Granted Feb 5, 2002·64 cites·20 claims
- 0687US9316214B2Bag in box beverage pumpDU BENJAMIN R·Filed 2012·Granted Apr 19, 2016·7 cites·21 claims
- 0785US5664940AGas driven pumpFLOJET CORP·Filed 1995·Granted Sep 9, 1997·54 cites·9 claims
- 0885US5158210ACondiment dispensing deviceDU BENJAMIN R·Filed 1992·Granted Oct 27, 1992·70 cites·11 claims
- 0984US11792301B1Parallelized automated creation of proxy manifestsAMAZON TECH INC·Filed 2022·Granted Oct 17, 2023·4 cites·20 claims
- 1084US5230443ACondiment dispensing deviceDU BENJAMIN R·Filed 1992·Granted Jul 27, 1993·57 cites·13 claims
- 1183US5361943ACondiment dispensing deviceDU BENJAMIN R·Filed 1993·Granted Nov 8, 1994·54 cites·13 claims
- 1282US4540349AAir driven pumpDU BENJAMIN R·Filed 1984·Granted Sep 10, 1985·34 cites·8 claims
- 1378US5170912AProportioning pumpDU BENJAMIN R·Filed 1990·Granted Dec 15, 1992·53 cites·9 claims
- 1475US11212300B2Secure incident investigation event captureMICROSOFT TECHNOLOGY LICENSING LLC·Filed 2019·Granted Dec 28, 2021·2 cites·20 claims
- 1573US5435466ACondiment dispensing deviceFiled 1994·Granted Jul 25, 1995·45 cites·2 claims
- 1673US5350083ACondiment dispensing deviceDU BENJAMIN R·Filed 1993·Granted Sep 27, 1994·46 cites·9 claims
- 1771US11153321B2Secure investigations platformMICROSOFT TECHNOLOGY LICENSING LLC·Filed 2019·Granted Oct 19, 2021·2 cites·20 claims
- 1868US12079655B2Secure incident investigation workspace generation and investigation controlMICROSOFT TECHNOLOGY LICENSING LLC·Filed 2023·Granted Sep 3, 2024·0 cites·20 claims
- 1967US9249792B2Bag in box beverage pumpDU BENJAMIN R·Filed 2013·Granted Feb 2, 2016·1 cites·15 claims
- 2067US5833439ASlide valve of a gas driven pumpFiled 1997·Granted Nov 10, 1998·22 cites·5 claims
- 2165US4957220AVending machine last drink sensor and dispensing apparatusDU BENJAMIN R·Filed 1988·Granted Sep 18, 1990·33 cites·14 claims
- 2264US5613834APositive displacement pump including modular pump componentFiled 1996·Granted Mar 25, 1997·19 cites·20 claims
- 2363US11665183B2Secure incident investigation event captureMICROSOFT TECHNOLOGY LICENSING LLC·Filed 2021·Granted May 30, 2023·0 cites·20 claims
- 2461US5749709APositive displacement pump including modular pump componentFiled 1996·Granted May 12, 1998·20 cites·9 claims
- 2561US5540556APositive displacement pump including modular pump componentFiled 1994·Granted Jul 30, 1996·18 cites·4 claims
- 2658US11630684B2Secure incident investigation workspace generation and investigation controlMICROSOFT TECHNOLOGY LICENSING LLC·Filed 2019·Granted Apr 18, 2023·0 cites·20 claims
- 2754US9726160B2Double acting fluid pump with spring biased pistonPROVIDENCE ENTPR LTD·Filed 2013·Granted Aug 8, 2017·0 cites·4 claims
- 2852US5083906AFluid pumpDU BENJAMIN R·Filed 1990·Granted Jan 28, 1992·15 cites·8 claims
- 2951US5188255AMethod and apparatus for facilitating the cleaning of a spray aperture in a mixing chamber of a nozzleDU BENJAMIN R·Filed 1992·Granted Feb 23, 1993·21 cites·6 claims
- 3049US6062427ABeer keg and pre-mixed beverage tank change-over deviceINVESTMENTS L L C DU·Filed 1998·Granted May 16, 2000·20 cites·31 claims
- 3142US2018335030A1Fountain pump bracketFOOTHILL LAND LLC·Filed 2017·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →