DE

Darrell L. Evans

RB Raymond International Builders: 1 patents #5 of 12Top 45%
📍 Spring, TX: #748 of 2,039 inventorsTop 40%
🗺 Texas: #40,946 of 125,132 inventorsTop 35%
Overall (All Time): #1,679,455 of 4,157,543Top 45%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
4505615 Method of supporting a shallow water drilling barge — 1985-03-19
4456404 Method and apparatus for positioning a working barge above a sea surface — 1984-06-26
4227831 Self-contained offshore platform — 1980-10-14