David Ritter

📍 High Point, NC: #6 of 13 inventorsTop 50%

🗺 North Carolina: #217 of 1,241 inventorsTop 20%

Overall (1989): #121,915 of 140,708Top 90%

Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
4847888	Field telephone system	Edwin G. Cox	1989-07-11