Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
DH

David Hollis

USUs: 1 patents #4 of 20Top 20%
Morrisville, NC: #371 of 952 inventorsTop 40%
North Carolina: #14,587 of 45,564 inventorsTop 35%
Overall (All Time): #1,561,824 of 4,157,543Top 40%
3 Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
7963854 Portable automatic golf ball dispenser Ed Nugent, Peter Beames, Charles John Mansfield 2011-06-21
D318859 Hand held bible computer 1991-08-06
4761812 Constant power telephone line circuit John L. Reynolds 1988-08-02