RH

Richard D. Helzer

📍 Greeley, CO: #136 of 249 inventorsTop 55%
🗺 Colorado: #24,093 of 40,980 inventorsTop 60%
Overall (All Time): #3,278,729 of 4,157,543Top 80%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
7661660 Method and apparatus for aeration of a fluid Harvey P. Burrows, Matthew Burrows, David K. Berens 2010-02-16