GB

Gregg Duane Butterfield

HY Hydro-Aire: 2 patents #13 of 28Top 50%
📍 Burbank, CA: #649 of 2,041 inventorsTop 35%
🗺 California: #185,134 of 386,348 inventorsTop 50%
Overall (All Time): #1,985,615 of 4,157,543Top 50%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
9701401 Method of reporting runway condition using brake control system Ronald Raby, John Gowan 2017-07-11
9412210 Method of reporting runway condition using brake control system Ronald Raby, John Gowan 2016-08-09