DF

Douglas R. Frantz

VI Visa: 1 patents #1,299 of 2,009Top 65%
📍 San Francisco, CA: #18,903 of 26,999 inventorsTop 75%
🗺 California: #247,236 of 386,348 inventorsTop 65%
Overall (All Time): #2,886,751 of 4,157,543Top 70%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
9953334 Electronic coupon issuance and redemption apparatuses, methods and systems Kathy Heitmueller, Chris Truelson, Mary Theresa Taylor, Walter J. Granville, III 2018-04-24