Joseph J. Haczewski, Jr.

📍 Poquoson, VA: #56 of 97 inventorsTop 60%

🗺 Virginia: #18,729 of 34,511 inventorsTop 55%

Overall (All Time): #3,912,259 of 4,157,543Top 95%

Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
4959819	Regenerating power unit	—	1990-09-25