DR

David Michael Ringholz

DF Delta Faucet: 3 patents #86 of 216Top 40%
Overall (All Time): #1,324,163 of 4,157,543Top 35%
3
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
12262855 Bathing wall system Jeffrey D. Ferris 2025-04-01
11700974 Bathing wall system Jeffrey D. Ferris 2023-07-18
9221577 Packaging system for toilet components Paul Curtis 2015-12-29