Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Stepped polycrystalline diamond compact insert

Stepped polycrystalline diamond compact insert

US Patent 6904984 · Granted Jun 14, 2005

Assignee

No assignee recorded.

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Underreamer2023
Stepped polycrystalline diamond compact insert2006
Rock bit with channel structure for retaining cutter segments2006
Roller cone bi-center bit2005
Adjustable earth boring device2004
Sharp gage for mill tooth rock bits2002
Sharp gage for mill tooth rockbits2001
One cone rotary drill bit featuring enhanced grooves2001
Roller cone core bit1995
Rock bit with offset tool port1993
Rock bit with vectored inserts1993
Rock bit with reaming rows1992