DK

Daniel S. Karvonen

PR Precis: 2 patents #1 of 11Top 10%
UN Unknown: 2 patents #12,644 of 83,584Top 20%
Overall (All Time): #1,165,073 of 4,157,543Top 30%
4
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
10594873 Secured pre-payment for portable communication unit Peter Wendt 2020-03-17
10218859 Secured pre-payment for portable communication unit Peter Wendt 2019-02-26
10057432 Secured pre-payment for portable communication unit Peter Wendt 2018-08-21
9813564 Secured pre-payment for portable communication unit Peter Wendt 2017-11-07