DH

David L. Houghton

📍 Mission Viejo, CA: #18 of 130 inventorsTop 15%
🗺 California: #4,287 of 28,521 inventorsTop 20%
Overall (2003): #71,203 of 273,478Top 30%
2
Patents 2003

Issued Patents 2003

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6591573 Gusset plates connection of beam to column — 2003-07-15
6516583 Gusset plate connections for structural braced systems — 2003-02-11