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USPTO Patent Rankings Data through Sept 30, 2025
HR

Harry J. Robertson

California: #3,049 of 13,957 inventorsTop 25%
Overall (1994): #128,424 of 165,921Top 80%
1 Patents 1994

Issued Patents 1994

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5344597 Method and apparatus for making steel sheets 1994-09-06