DC

David Campbell

AS Automated Merchandising Systems: 2 patents #6 of 11Top 55%
🗺 Virginia: #9,471 of 34,511 inventorsTop 30%
Overall (All Time): #1,523,330 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
9147303 Rotary hopper Marcus Loignon 2015-09-29
9147304 Reversible multi-position gearmotor and storage tray for vending machines George Gemberling, George Gemberling, Sr., Vasiliy Maksimov, Brian L. Steeley 2015-09-29
8140187 Multiple drawer and compartment vending Marcus Loignon, Michael V. Smith, Yaron Bukchin 2012-03-20