Inventor · disambiguated record
James Richard Rankin
Also filed as: RANKIN JAMES R · RANKIN JAMES RICHARD
11 granted patents·1 pending application·473 citations·filing 1996–2014
94Inventor score
Technology areasE21B
Top patents by PatentIndex Score
12 records- 0194US6454025B1Apparatus for directional boring under mixed conditionsVERMEER MFG CO·Filed 2000·Granted Sep 24, 2002·128 cites·11 claims
- 0289USRE44427EApparatus for directional boring under mixed conditionsRUNQUIST RANDY R·Filed 2012·Granted Aug 13, 2013·11 cites·38 claims
- 0388US5746278AApparatus and method for controlling an underground boring machineVERMEER MFG CO·Filed 1996·Granted May 5, 1998·90 cites·23 claims
- 0472US6554082B2Apparatus and method for controlling an underground boring machineVERMEER MFG CO·Filed 2002·Granted Apr 29, 2003·25 cites·25 claims
- 0572US5778991ADirectional boringVERMEER MFG CO·Filed 1996·Granted Jul 14, 1998·72 cites·29 claims
- 0671US6668946B2BackreamerVERMEER MFG CO·Filed 2002·Granted Dec 30, 2003·39 cites·44 claims
- 0768US5944121AApparatus and method for controlling an underground boring machineVERMEER MFG CO·Filed 1998·Granted Aug 31, 1999·34 cites·4 claims
- 0865US6382330B2Apparatus and method for controlling an underground boring machineVERMEER MFG CO·Filed 2001·Granted May 7, 2002·18 cites·40 claims
- 0963US6109367AApparatus and method for controlling an underground boring machineVERMEER MFG CO·Filed 1999·Granted Aug 29, 2000·26 cites·26 claims
- 1061US6588516B2Method and apparatus for directional boring under mixed conditionsVERMEER MFG CO·Filed 2002·Granted Jul 8, 2003·16 cites·17 claims
- 1160US6289997B1Apparatus and method for controlling an underground boring machineVERMEER MFG CO·Filed 2000·Granted Sep 18, 2001·14 cites·40 claims
- 1244US2016376858A1Drilling fluid processing system and associated methodsVERMEER MFG CO·Filed 2014·Application pending·0 cites
Join the waitlist — get patent alerts
Get an alert when James Richard Rankin 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 →