RK

Roger Knopf

MI Midtronics: 2 patents #18 of 58Top 35%
📍 Elmhurst, IL: #259 of 619 inventorsTop 45%
🗺 Illinois: #34,584 of 84,256 inventorsTop 45%
Overall (All Time): #2,148,974 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
7408358 Electronic battery tester having a user interface to configure a printer 2008-08-05
6891378 Electronic battery tester Kevin I. Bertness, Clark E. Smith 2005-05-10