DM

Doug Mecham

HL Hall Labs: 2 patents #73 of 153Top 50%
Overall (All Time): #1,801,898 of 4,157,543Top 45%
2
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
11607938 Truck cap lifting kit David R. Hall, Casey Webb 2023-03-21
10919744 Fifth wheel hitch lifting apparatus David R. Hall, Casey Webb 2021-02-16