Richard L. Howell, Jr.

📍 Garden Grove, CA: #10 of 41 inventorsTop 25%

🗺 California: #8,555 of 28,370 inventorsTop 35%

Overall (2004): #131,222 of 270,089Top 50%

Patents 2004

Issued Patents 2004

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
6725946	Excavation apparatus	—	2004-04-27