Fred Evans, Sr.

📍 Rockville, MD: #35 of 133 inventorsTop 30%

🗺 Maryland: #551 of 2,389 inventorsTop 25%

Overall (2002): #220,467 of 266,432Top 85%

Patents 2002

Issued Patents 2002

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
6354103	Vertical heat exchange unit	—	2002-03-12