Inventor · disambiguated record
David L. Snodgrass
Also filed as: SNODGRASS DAVID · SNODGRASS DAVID L
19 granted patents·13 pending applications·460 citations·filing 2004–2025
95Inventor score
Top patents by PatentIndex Score
32 records- 0197US8020733B2Keyed dispensing cartridge systemULTRACLENZ LLC·Filed 2007·Granted Sep 20, 2011·67 cites·21 claims
- 0295US11903537B2Monitoring modules for hand hygiene dispensersECOLAB USA INC·Filed 2022·Granted Feb 20, 2024·3 cites·25 claims
- 0395US8783511B2Manual and touch-free convertible fluid dispenserSNODGRASS DAVID L·Filed 2008·Granted Jul 22, 2014·41 cites·17 claims
- 0493US11272815B2Monitoring modules for hand hygiene dispensersECOLAB USA INC·Filed 2018·Granted Mar 15, 2022·10 cites·33 claims
- 0593US9824569B2Wireless communication for dispenser beaconsECOLAB USA INC·Filed 2017·Granted Nov 21, 2017·15 cites·13 claims
- 0693US8674840B2Sanitization compliance monitoring systemULTRACLENZ LLC·Filed 2013·Granted Mar 18, 2014·35 cites·7 claims
- 0792US12376711B2Product dispenser holder with compliance moduleECOLAB USA INC·Filed 2024·Granted Aug 5, 2025·1 cites·20 claims
- 0892US8564431B2Wireless monitoring and communication for sanitizer dispenser systemsSNODGRASS DAVID L·Filed 2010·Granted Oct 22, 2013·43 cites·43 claims
- 0992US8482406B2Sanitization compliance monitoring systemSNODGRASS DAVID·Filed 2011·Granted Jul 9, 2013·36 cites·20 claims
- 1091US8872665B2Sanitization compliance monitoring systemSNODGRASS DAVID·Filed 2012·Granted Oct 28, 2014·31 cites·6 claims
- 1191US8342365B2Touch-free pressurized can dispenserULTRACLENZ LLC·Filed 2009·Granted Jan 1, 2013·27 cites·14 claims
- 1290US8056768B2Foam pump assemblySNODGRASS DAVID L·Filed 2007·Granted Nov 15, 2011·24 cites·20 claims
- 1389US8264343B2Wireless communication for hygiene dispenser systemsSNODGRASS DAVID L·Filed 2009·Granted Sep 11, 2012·30 cites·22 claims
- 1488US8633816B2Electronic reminder and monitoring system for healthcare infection control precautionsSNODGRASS DAVID·Filed 2012·Granted Jan 21, 2014·28 cites·24 claims
- 1587US7104519B2Adapter for touch-free operation of gooseneck faucetULTRACLENZ LLC·Filed 2004·Granted Sep 12, 2006·59 cites·6 claims
- 1679US12390056B2Monitoring modules for hand hygiene dispensersECOLAB USA INC·Filed 2024·Granted Aug 19, 2025·0 cites·24 claims
- 1779US8963723B2Kitchen sanitization compliance monitoring systemULTRACLENZ LLC·Filed 2012·Granted Feb 24, 2015·9 cites·20 claims
- 1877US2025228412A1Product dispenser holder with compliance moduleECOLAB USA INC·Filed 2025·Application pending·0 cites
- 1972US2025190727A1Zone antenna systemECOLAB USA INC·Filed 2025·Application pending·0 cites
- 2071US11284333B2Adaptive route, bi-directional network communicationECOLAB USA INC·Filed 2019·Granted Mar 22, 2022·1 cites·20 claims
- 2166US11711745B2Adaptive route, bi-directional network communicationECOLAB USA INC·Filed 2022·Granted Jul 25, 2023·0 cites·23 claims
- 2264US2022358300A1Zone antenna systemECOLAB USA INC·Filed 2022·Application pending·0 cites
- 2358US2012329438A1Wireless Communication for Hygiene Dispenser SystemsSNODGRASS DAVID L·Filed 2012·Application pending·0 cites
- 2456US2008283786A1Infrared retrofit faucet controllerSNODGRASS DAVID L·Filed 2007·Application pending·0 cites
- 2555US2014158714A1Dispenser bottle holding assemblyULTRACLENZ LLC·Filed 2012·Application pending·0 cites
- 2653US2014210620A1Wireless communication for dispenser beaconsULTRACLENZ LLC·Filed 2014·Application pending·0 cites
- 2753US2006272361A1Handwash monitoring systemSNODGRASS DAVID L·Filed 2005·Application pending·0 cites
- 2845US2006273915A1Hand wash and sanitization monitoring systemSNODGRASS DAVID L·Filed 2005·Application pending·0 cites
- 2944US2013133762A1Wireless Touch-free Faucet Control for Hand HygieneSNODGRASS DAVID·Filed 2012·Application pending·0 cites
- 3043US2013127615A1Sanitization compliance monitoring system with security enhancementsSNODGRASS DAVID·Filed 2012·Application pending·0 cites
- 3143US2012241470A1Sanitization Dispenser SystemsSNODGRASS DAVID·Filed 2012·Application pending·0 cites
- 3242US2011273298A1Apparatus and Method for Monitoring HygieneSNODGRASS DAVID L·Filed 2010·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →