DM

David E. Mehaffey

HT Hni Technologies: 9 patents #7 of 171Top 5%
PA Panasonic: 8 patents #3,315 of 21,108Top 20%
CT Cooper Technologies: 5 patents #46 of 757Top 7%
OG Ormecon Gmbh: 3 patents #5 of 27Top 20%
AR Artco-Bell: 1 patents #6 of 12Top 50%
📍 Muscatine, IA: #4 of 197 inventorsTop 3%
🗺 Iowa: #329 of 15,303 inventorsTop 3%
Overall (All Time): #128,878 of 4,157,543Top 4%
29
Patents All Time

Issued Patents All Time

Showing 26–29 of 29 patents

Patent #TitleCo-InventorsDate
D347080 Outdoor roadway lighting fixture Douglas S. Hammond 1994-05-17
D326276 Hand stamp Richard Lindahl 1992-05-19
5105738 Articulated hand stamp 1992-04-21
D322984 Hand stamp Richard Lindahl 1992-01-07