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USPTO Patent Rankings Data through Dec 31, 2025
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Keith C. Mott — 12 Patents

HYHydril: 12 patents #6 of 135Top 5%
Houston, TX: #1,852 of 21,073 inventorsTop 9%
Texas: #12,706 of 125,132 inventorsTop 15%
Overall (All Time): #396,045 of 4,157,543Top 10%
12 Patents All Time
Keith C. Mott has been granted 12 US patents while listed as an inventor at Hydril. The first was granted in 1986 and the most recent in December 2001. Keith C. Mott ranks #396,045 of 4,157,543 US inventors in our database (top 9.5%). Patent records list Keith C. Mott in Houston, TX, US.

Issued Patents All Time

Showing 1–12 of 12 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
6325159 Offshore drilling system Charles P. Peterman, Riley G. Goldsmith, John Danna, Kenneth L. Pelata, Kenneth W. Colvin 2001-12-04 $4,922,000
6102673 Subsea mud pump with reduced pulsation Kenneth L. Pelata, Kenneth W. Colvin 2000-08-15
5868168 Pulsation dampener diaphragm Clifton T. Pursell 1999-02-09
5507467 Actuator for a drill string internal blowout preventer 1996-04-16
5454605 Tool joint connection with interlocking wedge threads 1995-10-03
5360240 Method of connecting plastic pipe joints to form a liner for an existing pipeline and a plastic pipe joint for forming such liner 1994-11-01
5338074 Threaded pipe connection H. Paul Barringer, Gary E. Kirsch, Lawrence Y. Tung 1994-08-16
4817962 Universal tubular connection having a variable metal-to-metal seal width corresponding to material yield strength Gary E. Kirsch, H. Paul Barringer, Lawrence Y. Tung 1989-04-04
4786090 Peaked-top resilient seal ring and connection therewith 1988-11-22
4736967 Tubular pin configuration to prevent galling while ensuring sealing Patrick E. McDonald, Gary E. Kirsch, H. Paul Barringer 1988-04-12
4703959 Threaded pipe connection with compressible seal ring Doyle E. Reeves 1987-11-03
4610834 Apparatus and method for installing internal annular rings in tubular box members Burwell E. Baron, Gary E. Kirsch 1986-09-09