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

Daniel H. Hooker — 2 Patents

General Motors: 2 patents #6,250 of 18,328Top 35%
Livonia, MI: #623 of 1,586 inventorsTop 40%
Michigan: #35,034 of 86,293 inventorsTop 45%
Overall (All Time): #2,163,962 of 4,157,543Top 55%
2 Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
7076347 Brake booster vacuum sensor diagnostic Chad W. Lehner 2006-07-11
6983590 Secondary air injection diagnostic system using pressure feedback Matthew Roelle, Martin L. Hall, Gary E. Johnston, Kevin Person, Jeffrey M. Polidan 2006-01-10