Harold G. Simpson

EP Encon Products: 2 patents #1 of 1Top 100%

WC Wickes Companies: 1 patents #1 of 1Top 100%

📍 Oklahoma City, OK: #1 of 49 inventorsTop 3%

🗺 Oklahoma: #19 of 552 inventorsTop 4%

Overall (1982): #4,884 of 81,411Top 6%

Patents 1982

Issued Patents 1982

Showing 1–3 of 3 patents

Patent #	Title	Co-Inventors	Date
4361993	Frameless enclosure assembly	—	1982-12-07
4351140	End lap seam construction for standing seam roof panels	—	1982-09-28
4329823	Support spacer apparatus	—	1982-05-18