Harold E. Werthman

📍 Denver, CO: #2,551 of 4,554 inventorsTop 60%

🗺 Colorado: #24,093 of 40,980 inventorsTop 60%

Overall (All Time): #3,941,934 of 4,157,543Top 95%

Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
D304617	Self storing security storm door	—	1989-11-14