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

Willard S. Davidson

CHChart: 1 patents #36 of 79Top 50%
CGCpt Group Gmbh: 1 patents #7 of 69Top 15%
Maplewood, MN: #214 of 510 inventorsTop 45%
Minnesota: #19,064 of 52,454 inventorsTop 40%
Overall (All Time): #1,599,501 of 4,157,543Top 40%
3 Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
6910482 Self-calibrating supplemental oxygen delivery system Peter L. Bliss 2005-06-28
6470222 Dental delivery system Cheryl L. Davidson 2002-10-22
H696 System for accessing shared resource device by intelligent user devices 1989-10-03