Harold P. Sorensen

NE Northern Research & Engineering: 1 patents #15 of 30Top 50%

📍 Marblehead, MA: #247 of 401 inventorsTop 65%

🗺 Massachusetts: #56,664 of 88,656 inventorsTop 65%

Overall (All Time): #3,800,600 of 4,157,543Top 95%

Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
5324175	Pneumatically operated reciprocating piston compressor	Ward H. Robinson	1994-06-28