TS

Trent Randall Stefek

Caterpillar: 9 patents #667 of 8,398Top 8%
Overall (All Time): #530,805 of 4,157,543Top 15%
9
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
12378747 Universal hydraulic auxiliary depressurization circuit Mark W. Thompson, Jeffrey Peterson 2025-08-05
12227916 Quick coupler automatic locking mechanism and method Mark W. Thompson 2025-02-18
12209382 Automated work tool depressurization circuit and method Mark W. Thompson 2025-01-28
9228314 Quick coupler hydraulic control system Troy Curtis Robl, Rudy V. Mills 2016-01-05
9217235 Tool coupler system having multiple pressure sources Troy Curtis Robl, Andy Lee Vering 2015-12-22
8869437 Quick coupler Troy Curtis Robl 2014-10-28
8684623 Tool coupler having anti-release mechanism Troy Curtis Robl, Andy Lee Vering, Richard Oswald 2014-04-01
8281506 Tool coupler assembly Troy Curtis Robl 2012-10-09
7984575 Quick coupler assembly Troy Curtis Robl 2011-07-26