John T. Filer

📍 Pocahontas, AR: #1 of 3 inventorsTop 35%

🗺 Arkansas: #19 of 284 inventorsTop 7%

Overall (2003): #60,398 of 273,478Top 25%

Patents 2003

Issued Patents 2003

Showing 1–2 of 2 patents

Patent #	Title	Co-Inventors	Date
D480453	Recessed spiral spline seat male pipe coupling	—	2003-10-07
D480454	Exiting spiral spline female pipe coupling	—	2003-10-07