GK

Gary E. Kirsch

HY Hydril: 4 patents #27 of 135Top 20%
Overall (All Time): #1,294,873 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
5338074 Threaded pipe connection H. Paul Barringer, Keith C. Mott, Lawrence Y. Tung 1994-08-16
4817962 Universal tubular connection having a variable metal-to-metal seal width corresponding to material yield strength Keith C. Mott, H. Paul Barringer, Lawrence Y. Tung 1989-04-04
4736967 Tubular pin configuration to prevent galling while ensuring sealing Keith C. Mott, Patrick E. McDonald, H. Paul Barringer 1988-04-12
4610834 Apparatus and method for installing internal annular rings in tubular box members Burwell E. Baron, Keith C. Mott 1986-09-09