Stanley A. Frost

📍 Portland, OR: #3,756 of 9,213 inventorsTop 45%

🗺 Oregon: #10,188 of 28,073 inventorsTop 40%

Overall (All Time): #1,611,734 of 4,157,543Top 40%

Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #	Title	Co-Inventors	Date
6609454	Piston with seal	—	2003-08-26
6089501	Tandem-rotor gyroplane	—	2000-07-18
4889351	Hydraulic seal	—	1989-12-26