Inventor
SNODGRASS DAVID L
US13 patents
⚠️ This page may combine multiple inventors who share the name “SNODGRASS DAVID L”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
ECOLAB USA INC
6 patentsUS11272815B2Mar 15, 2022
Monitoring modules for hand hygiene dispensers
ECOLAB USA INC10 citations84
US11903537B2Feb 20, 2024
Monitoring modules for hand hygiene dispensers
ECOLAB USA INC3 citations73
US11711745B2Jul 25, 2023
Adaptive route, bi-directional network communication
ECOLAB USA INC0 citations62
US11284333B2Mar 22, 2022
Adaptive route, bi-directional network communication
ECOLAB USA INC1 citations62
US12390056B2Aug 19, 2025
Monitoring modules for hand hygiene dispensers
ECOLAB USA INC0 citations61
US12376711B2Aug 5, 2025
Product dispenser holder with compliance module
ECOLAB USA INC1 citations60
SNODGRASS DAVID L
4 patentsUS8783511B2Jul 22, 2014
Manual and touch-free convertible fluid dispenser
SNODGRASS DAVID L41 citations93
US8564431B2Oct 22, 2013
Wireless monitoring and communication for sanitizer dispenser systems
SNODGRASS DAVID L43 citations93
US8264343B2Sep 11, 2012
Wireless communication for hygiene dispenser systems
SNODGRASS DAVID L30 citations91
US8056768B2Nov 15, 2011
Foam pump assembly
SNODGRASS DAVID L24 citations91