Stephen T. Spevak

PM Potomac Applied Mechanics: 2 patents #2 of 5Top 40%

📍 Potomac, MD: #246 of 998 inventorsTop 25%

🗺 Maryland: #6,535 of 35,612 inventorsTop 20%

Overall (All Time): #937,277 of 4,157,543Top 25%

Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #	Title	Co-Inventors	Date
12146657	Grateless, back drafted and back fed pellet stove	Frederick A. Leavitt	2024-11-19
5507364	Ladder leveler	—	1996-04-16
D359366	Ladder leveler	—	1995-06-13
4339164	Article supporting assembly	—	1982-07-13
4286832	Article supporting assembly	—	1981-09-01