KD

Karen L. Van Dusen

AM Amazon: 2 patents #7,121 of 19,158Top 40%
📍 Woodinville, WA: #821 of 1,504 inventorsTop 55%
🗺 Washington: #35,300 of 76,902 inventorsTop 50%
Overall (All Time): #2,204,467 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6594644 Electronic gift certificate system — 2003-07-15
6175823 Electronic gift certificate system — 2001-01-16