Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
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Christopher D. Cogan

General Motors: 1 patents #473 of 1,408Top 35%
Defiance, OH: #2 of 3 inventorsTop 70%
Ohio: #2,417 of 7,535 inventorsTop 35%
Overall (2021): #503,307 of 548,734Top 95%
1 Patents 2021

Issued Patents 2021

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10898948 Method of manufacturing metal castings Qigui Wang, Michael J. Walker, Garrold A. DeGrace, Thomas W. Gustafson, Dale A. Gerard 2021-01-26