DC

David J. Copeland

TE Tennant: 2 patents #86 of 188Top 50%
📍 Minnetonka, MN: #505 of 1,057 inventorsTop 50%
🗺 Minnesota: #23,881 of 52,454 inventorsTop 50%
Overall (All Time): #2,064,756 of 4,157,543Top 50%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
D674405 Display panel portion with a computer icon image Robert James Guastella, Jeffrey A. Johnson, Michael Andreini 2013-01-15
D674462 Cleaning solution generator Robert James Guastella, Michael Andreini, Daniel Paul Longhenry, Jeffrey A. Johnson, Allen John Rapatz +4 more 2013-01-15