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

Darla K. Pierce — 1 Patent

Buffalo, ND: #1 of 1 inventorsTop 100%
North Dakota: #1,185 of 2,395 inventorsTop 50%
Overall (All Time): #3,400,510 of 4,157,543Top 85%
1 Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
D554616 Combined pager with panic button and tracking device 2007-11-06