John F. Adair

📍 Shreveport, LA: #169 of 570 inventorsTop 30%

🗺 Louisiana: #3,194 of 10,876 inventorsTop 30%

Overall (All Time): #2,299,832 of 4,157,543Top 60%

Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #	Title	Co-Inventors	Date
5187333	Coiled exponential bass/midrange/high frequency horn loudspeaker	—	1993-02-16
4790408	Coiled exponential bass/midrange horn loudspeakers	—	1988-12-13