DH

David E. Hansen

KO Kohler: 1 patents #80 of 204Top 40%
Overall (2021): #484,566 of 548,734Top 90%
1
Patents 2021

Issued Patents 2021

Patent #TitleCo-InventorsDate
11098465 Faucet assembly with friction ring Brad R. Hadfield, Perry D. Erickson 2021-08-24