Inventor · disambiguated record
Keith E. Smith
Also filed as: SMITH KEITH · SMITH KEITH E · SMITH KEITH EDWARD
31 granted patents·5 pending applications·1,582 citations·filing 1987–2024
97Inventor score
Files withSMITH KEITH E8LINKUSA CORP6WESTINGHOUSE AIR BRAKE TECH CORP5TRANSP IP HOLDINGS LLC4LINK USA CORP3
Top patents by PatentIndex Score
36 records- 0197US5590181ACall-processing system and methodLINK USA CORP·Filed 1993·Granted Dec 31, 1996·213 cites·23 claims
- 0296US5586175ACall-processing system and methodLINKUSA CORP·Filed 1995·Granted Dec 17, 1996·144 cites·43 claims
- 0396US5483587ASystem and method for call conferencingLINKUSA CORP·Filed 1994·Granted Jan 9, 1996·232 cites·22 claims
- 0493US6016343ACall-processing system and methodLINK USA CORP·Filed 1996·Granted Jan 18, 2000·113 cites·22 claims
- 0593US5646982ASystem and method for message deliveryLINKUSA CORP·Filed 1994·Granted Jul 8, 1997·209 cites·20 claims
- 0692US6643362B2Call-processing system and methodGLOBAL CROSSING LTD·Filed 2001·Granted Nov 4, 2003·99 cites·5 claims
- 0792US5873099ASystem and method for maintaining redundant databasesLINKUSA CORP·Filed 1995·Granted Feb 16, 1999·95 cites·38 claims
- 0889US6263372B1Method and apparatus for interfacing two or more applications in a client serverLINK USA CORP·Filed 1998·Granted Jul 17, 2001·66 cites·41 claims
- 0988US5546449ASystem and method for call conferencingLINKUSA CORP·Filed 1995·Granted Aug 13, 1996·114 cites·46 claims
- 1086US5903637ASystem and method for call conferencingLINKUSA CORP·Filed 1996·Granted May 11, 1999·103 cites·8 claims
- 1183US10689820B1Surface cleaning machine for road constructionSMITH KEITH E·Filed 2017·Granted Jun 23, 2020·4 cites·8 claims
- 1279US6279038B1Client interfaceGLOBAL CROSSING NORTH AMERICA·Filed 1998·Granted Aug 21, 2001·96 cites·28 claims
- 1378US11918540B2Cap for spout and modified spoutVONCO PRODUCTS LLC·Filed 2021·Granted Mar 5, 2024·2 cites·6 claims
- 1477US10309069B1Street sweeperSMITH KEITH E·Filed 2016·Granted Jun 4, 2019·3 cites·14 claims
- 1577USD826497SCleaning spongeFOAMTEC INT CO LTD·Filed 2017·Granted Aug 21, 2018·24 cites·1 claims
- 1673US10662593B1Drag box apparatusSMITH KEITH E·Filed 2019·Granted May 26, 2020·2 cites·9 claims
- 1763US2023294747A1Systems and methods for controlled traversal of phase breaksTRANSP IP HOLDINGS LLC·Filed 2023·Application pending·0 cites
- 1862US2025074485A1System and method to determine a location of a designated position of a vehicle systemTRANSP IP HOLDINGS LLC·Filed 2024·Application pending·0 cites
- 1961US11574261B2System and method for preparing a vehicle for a tripWESTINGHOUSE AIR BRAKE TECH CORP·Filed 2019·Granted Feb 7, 2023·0 cites·20 claims
- 2059US4926517ASweeperSMITH KEITH E·Filed 1989·Granted May 22, 1990·19 cites·10 claims
- 2157USRE38973ESweeperSMITH KEITH E·Filed 2003·Granted Feb 14, 2006·6 cites·10 claims
- 2257US5470030AFabric take-up frame for a textile fabric producing machineGUILFORD MILLS INC·Filed 1993·Granted Nov 28, 1995·13 cites·7 claims
- 2355US6581326B1Telescoping device employing a spray insecticide for use with elevated insect nestsFiled 2001·Granted Jun 24, 2003·10 cites·20 claims
- 2455US2024109564A1Secure vehicle to vehicle ptc communicationTRANSP IP HOLDINGS LLC·Filed 2023·Application pending·0 cites
- 2552US12139865B2Floating brush sweeperSMITH KEITH E·Filed 2020·Granted Nov 12, 2024·0 cites·14 claims
- 2652US11871234B2Secure vehicle to vehicle PTC communicationTRANSP IP HOLDINGS LLC·Filed 2021·Granted Jan 9, 2024·0 cites·20 claims
- 2752US11701970B2Systems and methods for controlled traversal of phase breaksWESTINGHOUSE AIR BRAKE TECH CORP·Filed 2019·Granted Jul 18, 2023·0 cites·20 claims
- 2850US11884251B2Vehicle control system and methodWESTINGHOUSE AIR BRAKE TECH CORP·Filed 2019·Granted Jan 30, 2024·0 cites·17 claims
- 2950US10889276B2Method and apparatus for learning and validating brake deceleration ratesWESTINGHOUSE AIR BRAKE TECH CORP·Filed 2018·Granted Jan 12, 2021·0 cites·20 claims
- 3050US2004013253A1Call processing rate quote system and methodFiled 2003·Application pending·0 cites
- 3148US11493643B2Vehicle navigation systemWESTINGHOUSE AIR BRAKE TECH CORP·Filed 2020·Granted Nov 8, 2022·0 cites·20 claims
- 3248US8265245B2Call-processing rate quote system and methodHOGAN STEVEN J·Filed 2006·Granted Sep 11, 2012·0 cites·26 claims
- 3340US4854002AGutter broom with locking mechanismSMITH KEITH E·Filed 1987·Granted Aug 8, 1989·8 cites·14 claims
- 3440US2016090704A1Floating brush sweeperSMITH KEITH E·Filed 2015·Application pending·0 cites
- 3526US5542635AFile container assembly including brackets for wall or cart mountingLEECO IND INC·Filed 1994·Granted Aug 6, 1996·7 cites·12 claims
- 3623US5286122ARibbon cartridge with take-up armDATASOUTH COMPUTER CORP·Filed 1993·Granted Feb 15, 1994·0 cites·2 claims
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