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

Barton Dring — 5 Patents

Chicago, IL: #2,537 of 13,327 inventorsTop 20%
Illinois: #17,877 of 84,256 inventorsTop 25%
Overall (All Time): #1,001,204 of 4,157,543Top 25%
5 Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
9517540 Milling machine with a smart clamp for automatically determining the Z origin of a work piece Zachary KAPLAN 2016-12-13
8564445 System and methods for monitoring caregiver performance John R. Ross 2013-10-22
8154413 System and methods for monitoring caregiver performance John R. Ross 2012-04-10
RE42614 System and methods for monitoring caregiver performance John R. Ross 2011-08-16
7541935 System and methods for monitoring caregiver performance John R. Ross 2009-06-02