Inventor · disambiguated record
William J. Rankin
Also filed as: RANKIN WILLIAM · RANKIN WILLIAM J · RANKIN WILLIAM JACK
15 granted patents·1 pending application·281 citations·filing 1976–2015
93Inventor score
Top patents by PatentIndex Score
16 records- 0192US5010848AFolding travel cageRANKIN WILLIAM J·Filed 1989·Granted Apr 30, 1991·69 cites·13 claims
- 0289US7861665B2Pipeline pig signal with adjustable mountingTDW DELAWARE INC·Filed 2008·Granted Jan 4, 2011·12 cites·8 claims
- 0376US5057848ABroadband frequency meter probeHOLADAY IND INC·Filed 1989·Granted Oct 15, 1991·41 cites·20 claims
- 0474US8650695B2Pipeline cleaning pig with self-energizing diagonally oriented scrapersPRUETT RICK D·Filed 2009·Granted Feb 18, 2014·3 cites·20 claims
- 0574US4984322AElastomeric disc for use on a pipeline pigTDW DELAWARE INC·Filed 1989·Granted Jan 15, 1991·27 cites·1 claims
- 0670US8378667B2System and method for detecting the passage of an object in pipeline including shielded magnetometer and a microcontroller with adaptive thresholding detection meansTDW DELAWARE INC·Filed 2009·Granted Feb 19, 2013·4 cites·32 claims
- 0769US6067682ACup or disc for use as a part of a pipeline pigTDW DELAWARE INC·Filed 1998·Granted May 30, 2000·32 cites·26 claims
- 0869US5699577AMagnetic cleaning pigTDW DELAWARE INC·Filed 1996·Granted Dec 23, 1997·23 cites·23 claims
- 0966US4825498ACleaning pig with selectable debris flushing actionTDW DELAWARE INC·Filed 1988·Granted May 2, 1989·21 cites·11 claims
- 1058US9505040B2Pipeline debris shearing deviceTDW DELAWARE INC·Filed 2015·Granted Nov 29, 2016·0 cites·8 claims
- 1157US4365192AIsotopic broad-band survey meterHOLADAY IND INC·Filed 1980·Granted Dec 21, 1982·19 cites·10 claims
- 1254US4297052ABank erosion control unitsRANKIN WILLIAM J·Filed 1978·Granted Oct 27, 1981·15 cites·5 claims
- 1353US9089884B2Pipeline debris shearing deviceRANKIN WILLIAM J·Filed 2010·Granted Jul 28, 2015·0 cites·4 claims
- 1447US4058142APipeline fittingWILLIAMSON INC T·Filed 1976·Granted Nov 15, 1977·14 cites·4 claims
- 1544US2014260554A1Leak DetectorCOLDER PROD CO·Filed 2014·Application pending·0 cites
- 1624US5832348AMaterial dispensing apparatusFAIRCOVE SYSTEMS·Filed 1995·Granted Nov 3, 1998·1 cites·10 claims
Join the waitlist — get patent alerts
Get an alert when William J. 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 →