Donald G. W. Ytterberg

📍 Evergreen, CO: #171 of 385 inventorsTop 45%

🗺 Colorado: #17,029 of 40,980 inventorsTop 45%

Overall (All Time): #2,069,043 of 4,157,543Top 50%

Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #	Title	Co-Inventors	Date
8407959	Elastic restraint system for shrinkage compensating concrete slab	—	2013-04-02
6938942	Auxiliary windshield sun visor	—	2005-09-06