David A. Crumrine

📍 Denver, CO: #34 of 176 inventorsTop 20%

🗺 Colorado: #830 of 2,989 inventorsTop 30%

Overall (2004): #240,773 of 270,089Top 90%

Patents 2004

Issued Patents 2004

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
6681973	Extendable waistbelt system	—	2004-01-27