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

Murray R. Davidson

San Diego, CA: #8,341 of 23,606 inventorsTop 40%
California: #124,610 of 386,348 inventorsTop 35%
Overall (All Time): #1,294,415 of 4,157,543Top 35%
4 Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
D346480 Footwear insole 1994-05-03
5172494 Foot cushioning device 1992-12-22
4974343 Foot support and cushioning device 1990-12-04
4619055 Cushioning pad 1986-10-28