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

David L. Pierce

Dow Corning: 1 patents #971 of 1,768Top 55%
TGThe Esab Group: 1 patents #78 of 152Top 55%
Bay City, MI: #155 of 405 inventorsTop 40%
Michigan: #35,034 of 86,293 inventorsTop 45%
Overall (All Time): #2,277,154 of 4,157,543Top 55%
2 Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5497976 Lower block assembly for use in metal scarfing apparatus Michael S. Showalter, Stephen August Engel, Raymond C. Smith 1996-03-12
4662357 Inflatable surgical implant with variable inflation position Judy L. Wisniewski 1987-05-05