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

Michael Ritchey

CTCooper Technologies: 1 patents #474 of 859Top 60%
GHGpx Holding: 1 patents #3 of 17Top 20%
Fenton, MI: #89 of 454 inventorsTop 20%
Michigan: #18,390 of 86,293 inventorsTop 25%
Overall (All Time): #1,024,063 of 4,157,543Top 25%
5 Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
RE41185 Error proofing system for portable tools Curt D. Gilmore 2010-03-30
RE41160 Error proofing system for portable tools Curt D. Gilmore 2010-03-02
6845279 Error proofing system for portable tools Curt D. Gilmore 2005-01-18
5918201 System and method for monitoring tool cycles Richard T. Szwast, Lawrence F. Rapp, Edwin C. Scholl, Lloyd H. Wipperman 1999-06-29
5898598 System and apparatus for a torque transducer with data processing capabilities Richard T. Szwast, Lawrence F. Rapp, Edwin C. Scholl, Lloyd H. Wipperman 1999-04-27