JE

John Eth

📍 Mesa, AZ: #945 of 2,463 inventorsTop 40%
🗺 Arizona: #13,050 of 32,909 inventorsTop 40%
Overall (All Time): #2,010,821 of 4,157,543Top 50%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
9396711 Musical instrument valve system David John 2016-07-19
7560631 Brass-wind musical instrument mouthpiece David John 2009-07-14