Donald A. Groskreutz

📍 Lyons, CO: #99 of 145 inventorsTop 70%

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

Overall (All Time): #3,422,957 of 4,157,543Top 85%

Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
7077404	Device to move heavy items	—	2006-07-18