Inventor · disambiguated record
Roger Robarts Briggs
Also filed as: BRIGGS ROGER R · BRIGGS ROGER ROBARTS
6 granted patents·80 citations·filing 1993–1994
83Inventor score
Top patents by PatentIndex Score
6 records- 0155US5771981AControl system for percussion drillFiled 1994·Granted Jun 30, 1998·28 cites·5 claims
- 0246US5377767AHole diggerFiled 1993·Granted Jan 3, 1995·23 cites·14 claims
- 0336US5771982ARock drillFiled 1994·Granted Jun 30, 1998·11 cites·8 claims
- 0434US5794717ARock drill percussion mechanismFiled 1994·Granted Aug 18, 1998·5 cites·14 claims
- 0534US5678642ADrilling arrangement and drilling feed mechanismFiled 1994·Granted Oct 21, 1997·9 cites·4 claims
- 0633US5875857AAccumulator charging systemFiled 1994·Granted Mar 2, 1999·4 cites·4 claims
Join the waitlist — get patent alerts
Get an alert when Roger Robarts Briggs files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →