Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Fatigue resistant drill pipe

Fatigue resistant drill pipe

US Patent RE37167 · Granted May 8, 2001

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Computer assisted identification of filamentous bacteria2004
Heavy weight drill pipe2000
Ultra high torque double shoulder tool joint1999
Fatigue resistant drill pipe1998
Stress relief groove for drill pipe1994
Stress relief groove for drill pipe1994
Method of horizontal drilling1992
Lightweight drill pipe1992
Solar quilt1984
Apparatus for continuous treatment of mixtures1983