BD

Benjamin R. Du

Microsoft: 5 patents #8,808 of 40,388Top 25%
AM Amazon: 1 patents #10,608 of 19,158Top 60%
IE Itt Manufacturing Enterprises: 1 patents #577 of 1,404Top 45%
📍 Laguna Beach, CA: #35 of 695 inventorsTop 6%
🗺 California: #17,156 of 386,348 inventorsTop 5%
Overall (All Time): #123,275 of 4,157,543Top 3%
30
Patents All Time

Issued Patents All Time

Showing 26–30 of 30 patents

Patent #TitleCo-InventorsDate
5158210 Condiment dispensing device — 1992-10-27
5083906 Fluid pump — 1992-01-28
4957220 Vending machine last drink sensor and dispensing apparatus — 1990-09-18
4540349 Air driven pump — 1985-09-10
4467941 Apparatus and method for dispensing beverage syrup — 1984-08-28