Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Method and apparatus for drilling boreholes in earth formations (drills in liner systems)

Method and apparatus for drilling boreholes in earth formations (drills in liner systems)

US Patent 5845722 · Granted Dec 8, 1998

Estimated economic value: $17,306,000 ⓘ

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Cutting blade assembly2021
Self-locating light-based communication enabled luminaires2019
Sorting device2015