Inventor · disambiguated record
John B. Carroll
Also filed as: CARROLL JOHN · CARROLL JOHN B
21 granted patents·369 citations·filing 1990–2009
96Inventor score
Files withWESTINGHOUSE AIR BRAKE CO12WESTINGHOUSE AIR BRAKE TECH CORP5AMERICAN STANDARD INC1CARROLL JOHN B1WABTEC HOLDING CORP1
Top patents by PatentIndex Score
21 records- 0196US6009902ADual valve fitting for enabling quick measurement of pressureWESTINGHOUSE AIR BRAKE CO·Filed 1998·Granted Jan 4, 2000·89 cites·4 claims
- 0287US6375277B1Manual release valve apparatus for ECP brake equipmentWESTINGHOUSE AIR BRAKE TECH CORP·Filed 2001·Granted Apr 23, 2002·26 cites·19 claims
- 0382US6971723B2Graduated release/proportioning valveWABTEC HOLDING CORP·Filed 2005·Granted Dec 6, 2005·7 cites·10 claims
- 0470US6763768B2Ramp latching mechanismWESTINGHOUSE AIR BRAKE TECH CORP·Filed 2002·Granted Jul 20, 2004·13 cites·21 claims
- 0569US6725862B2Tracheostomy tube apparatus for noninvasive suctioningFiled 2001·Granted Apr 27, 2004·65 cites·13 claims
- 0669US6276492B1Push rod activated grease nozzleWESTINGHOUSE AIR BRAKE CO·Filed 2000·Granted Aug 21, 2001·16 cites·13 claims
- 0762US5538332AVibration insulating members for piston valve assemblyWESTINGHOUSE AIR BRAKE CO·Filed 1994·Granted Jul 23, 1996·13 cites·16 claims
- 0860US5350222AAuxiliary stabilizer valve for VX vent valveWESTINGHOUSE AIR BRAKE CO·Filed 1993·Granted Sep 27, 1994·12 cites·16 claims
- 0960US5072913ASpring loaded locking handle for angle cock or the likeWESTINGHOUSE AIR BRAKE CO·Filed 1991·Granted Dec 17, 1991·25 cites·16 claims
- 1059US6682294B2Loading ramp deckWESTINGHOUSE AIR BRAKE TECH CORP·Filed 2002·Granted Jan 27, 2004·11 cites·19 claims
- 1155US6000433APrecision filtered chokeWESTINGHOUSE AIR BRAKE CO·Filed 1997·Granted Dec 14, 1999·21 cites·18 claims
- 1249US6142442ALow wattage, high flow electrical control valveWESTINGHOUSE AIR BRAKE CO·Filed 1998·Granted Nov 7, 2000·14 cites·19 claims
- 1349US5333941AHigh pressure valve for railway car brake control valve deviceWESTINGHOUSE AIR BRAKE CO·Filed 1992·Granted Aug 2, 1994·8 cites·17 claims
- 1447US5544854ARemote control of cut-out cockWESTINGHOUSE AIR BRAKE CO·Filed 1995·Granted Aug 13, 1996·9 cites·16 claims
- 1546US6698849B1Pneumatic pressure control device for an empty/load changeover valve on a railway carWESTINGHOUSE AIR BRAKE TECH CORP·Filed 2000·Granted Mar 2, 2004·1 cites·28 claims
- 1646US6628019B2High efficiency pneumatically driven electric power generatorWESTINGHOUSE AIR BRAKE TECH CORP·Filed 1999·Granted Sep 30, 2003·13 cites·21 claims
- 1744US8083293B2Empty/load brake control device with multi-stage sensingCARROLL JOHN B·Filed 2009·Granted Dec 27, 2011·0 cites·20 claims
- 1844US5035582AElectro-pneumatic governor for a compressed air-systemAMERICAN STANDARD INC·Filed 1990·Granted Jul 30, 1991·11 cites·22 claims
- 1939US6070854ADual valve fitting for enabling quick measurement of pressureWESTINGHOUSE AIR BRAKE CO·Filed 1997·Granted Jun 6, 2000·7 cites·4 claims
- 2037US6089268ADual valve fitting for enabling quick measurement of pressureWESTINGHOUSE AIR BRAKE CO·Filed 1998·Granted Jul 18, 2000·6 cites·6 claims
- 2131US6029700ADual valve fitting for enabling quick measurement of pressureWESTINGHOUSE AIR BRAKE CO·Filed 1998·Granted Feb 29, 2000·2 cites·4 claims
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