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USPTO Patent Rankings Data through Sept 30, 2025
JH

Jan Hjorth

Lidingö, SE: #8 of 22 inventorsTop 40%
Overall (2011): #275,878 of 364,097Top 80%
1 Patents 2011

Issued Patents 2011

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
7889596 Method and a system for determining the position of a drill bit 2011-02-15