Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Drill pipe with improved connectors

Drill pipe with improved connectors

US Patent 5492375 · Granted Feb 20, 1996

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

High efficiency drill pipe2007
Oilfield tubular connection2002
Tool joint and drill pipe made therefrom2001
High efficiency drill pipe2001
Ultra high torque double shoulder tool joint1999
Shoulder dressing apparatus1995
Tool joint stress relief groove1994
Method of connecting joints of drill pipe1985