John C. Massey

📍 Overland Park, KS: #14 of 60 inventorsTop 25%

🗺 Kansas: #81 of 472 inventorsTop 20%

Overall (1997): #127,601 of 185,788Top 70%

Patents 1997

Issued Patents 1997

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
5633792	Pulse width rotary inverter	—	1997-05-27