MM

Mark A. Marshall

TT Tri Tool: 6 patents #6 of 31Top 20%
Overall (All Time): #729,104 of 4,157,543Top 20%
7
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
10059181 High-tech cover 2018-08-28
5941145 Tube squaring tool Marty E. Pound 1999-08-24
5934688 Quick setting and release actuator for work holder Jerald VanderPol, Donald T. Stanley, Clement Tremblay 1999-08-10
D407724 Tube squaring tool Marty E. Pound 1999-04-06
5743539 Quick setting and release actuator for work holder Jerald VanderPol, Donald T. Stanley, Clement Tremblay 1998-04-28
5083484 Pipe end preparation tool having improved torque reacting and clamping capabilities Jerald VanderPol, Warren V. Wheeler 1992-01-28
4955263 Pipe end preparation tool having improved torque reacting and clamping capabilities Jerald VanderPol, Warren V. Wheeler 1990-09-11