DR

David J. Ruha

WM Warner Manufacturing: 8 patents #2 of 13Top 20%
📍 New Hope, MN: #35 of 184 inventorsTop 20%
🗺 Minnesota: #9,275 of 52,454 inventorsTop 20%
Overall (All Time): #640,491 of 4,157,543Top 20%
8
Patents All Time

Issued Patents All Time

Showing 1–8 of 8 patents

Patent #TitleCo-InventorsDate
10086977 Holding device for fluid medium William G. Laramy 2018-10-02
D823090 Tool handle Benjamin E. Nielsen 2018-07-17
9539601 Shield device with pivotable handle and method of use 2017-01-10
6604881 Applicator head Steven E. Thompson 2003-08-12
5398809 Tool kit with projecting tool handle David R. Henke 1995-03-21
5257695 Tool kit with projecting tool handle David R. Henke 1993-11-02
D320921 Wallstripper tool David R. Henke 1991-10-22
D310012 Hand-held sander David R. Henke 1990-08-21