DH

Douglas C. Haisch

📍 Anderson, CA: #9 of 44 inventorsTop 25%
🗺 California: #149,087 of 386,348 inventorsTop 40%
Overall (All Time): #1,641,063 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
5819494 Truss connector structure — 1998-10-13
5649403 Truss structure — 1997-07-22
5622022 Architectural truss connector — 1997-04-22