Inventor · disambiguated record
Richard C. Carlson
Also filed as: CARLSON JR RICHARD · CARLSON RICHARD · CARLSON RICHARD C
40 granted patents·19 pending applications·568 citations·filing 1977–2024
98Inventor score
Top patents by PatentIndex Score
59 records- 0198US11700075B2Methods and systems for decentralized rail signaling and positive train controlMETROM RAIL LLC·Filed 2022·Granted Jul 11, 2023·6 cites·28 claims
- 0298US9731738B2Rail vehicle signal enforcement and separation controlMETROM RAIL LLC·Filed 2015·Granted Aug 15, 2017·14 cites·18 claims
- 0397US10778363B2Methods and systems for decentralized rail signaling and positive train controlMETROM RAIL LLC·Filed 2019·Granted Sep 15, 2020·15 cites·16 claims
- 0496US11780481B2Methods and systems for worker protection system with ultra-wideband (UWB) based anchor networkMETROM RAIL LLC·Filed 2022·Granted Oct 10, 2023·2 cites·18 claims
- 0596US11349589B2Methods and systems for decentralized rail signaling and positive train controlMETROM RAIL LLC·Filed 2019·Granted May 31, 2022·9 cites·12 claims
- 0696US8812227B2Collision avoidance system for rail line vehiclesCARLSON RICHARD C·Filed 2012·Granted Aug 19, 2014·28 cites·28 claims
- 0795US12397832B2Rail vehicle signal enforcement and separation controlMETROM RAIL LLC·Filed 2023·Granted Aug 26, 2025·1 cites·25 claims
- 0895US12122436B2Methods and systems for worker protection system with ultra-wideband (UWB) based anchor networkMETROM RAIL LLC·Filed 2023·Granted Oct 22, 2024·2 cites·18 claims
- 0993US9043131B2Collision avoidance system for rail line vehiclesMETROM RAIL LLC·Filed 2014·Granted May 26, 2015·19 cites·20 claims
- 1092US10179595B2Worker protection systemMETROM RAIL LLC·Filed 2016·Granted Jan 15, 2019·15 cites·30 claims
- 1191US11952028B2Methods and systems for achieving vital ultra-wideband (UWB) based train controlMETROM RAIL LLC·Filed 2020·Granted Apr 9, 2024·3 cites·25 claims
- 1291US11492027B2Methods and systems for worker protection system with ultra-wideband (UWB) based anchor networkMETROM RAIL LLC·Filed 2020·Granted Nov 8, 2022·2 cites·16 claims
- 1391US10737709B2Worker protection systemMETROM RAIL LLC·Filed 2019·Granted Aug 11, 2020·6 cites·20 claims
- 1491US10336353B2Worker protection systemMETROM RAIL LLC·Filed 2017·Granted Jul 2, 2019·7 cites·22 claims
- 1588US8752797B2Rail line sensing and safety systemCARLSON RICHARD C·Filed 2011·Granted Jun 17, 2014·12 cites·29 claims
- 1686US10926783B2Worker protection systemMETROM RAIL LLC·Filed 2019·Granted Feb 23, 2021·3 cites·20 claims
- 1786US6071570AElectrodes of improved service lifeELTECH SYSTEMS CORP·Filed 1997·Granted Jun 6, 2000·45 cites·35 claims
- 1886US2025050921A1Methods and systems for worker protection system with ultra-wideband (uwb) based anchor networkMETROM RAIL LLC·Filed 2024·Application pending·0 cites
- 1984US5545262AMethod of preparing a metal substrate of improved surface morphologyELTECH SYSTEMS CORP·Filed 1994·Granted Aug 13, 1996·46 cites·7 claims
- 2084US5314601AElectrodes of improved service lifeELTECH SYSTEMS CORP·Filed 1992·Granted May 24, 1994·37 cites·44 claims
- 2181US12258058B2Rail vehicle signal enforcement and separation controlMETROM RAIL LLC·Filed 2019·Granted Mar 25, 2025·1 cites·26 claims
- 2281US2024089022A1Methods and systems for decentralized rail signaling and positive train controlMETROM RAIL LLC·Filed 2023·Application pending·0 cites
- 2380US2024227885A9Methods and systems for decentralized train controlMETROM RAIL LLC·Filed 2023·Application pending·0 cites
- 2478US12420848B2Methods and systems for achieving vital ultra-wideband (UWB) based train controlMETROM RAIL LLC·Filed 2024·Granted Sep 23, 2025·0 cites·21 claims
- 2578US4586562APlate and frame heat exchanger assembly with anodic protectionELTECH SYSTEMS CORP·Filed 1983·Granted May 6, 1986·38 cites·10 claims
- 2677US6309523B1Electrode and electrolytic cell containing sameELTECH SYSTEMS CORP·Filed 1999·Granted Oct 30, 2001·40 cites·4 claims
- 2776US10896589B2Safety vest for use in worker protection systemsCARLSON RICHARD C·Filed 2018·Granted Jan 19, 2021·2 cites·20 claims
- 2876US5989396AElectrode and electrolytic cell containing sameELTECH SYSTEMS CORP·Filed 1998·Granted Nov 23, 1999·37 cites·37 claims
- 2972US5578176AMethod of preparing electrodes of improved service lifeELTECH SYSTEMS CORP·Filed 1995·Granted Nov 26, 1996·25 cites·8 claims
- 3071US5435896ACell having electrodes of improved service lifeELTECH SYSTEMS CORP·Filed 1994·Granted Jul 25, 1995·13 cites·11 claims
- 3170US2021179155A1Methods and systems for decentralized train controlMETROM RAIL LLC·Filed 2021·Application pending·0 cites
- 3268US5167788AMetal substrate of improved surface morphologyELTECH SYSTEMS CORP·Filed 1991·Granted Dec 1, 1992·18 cites·36 claims
- 3364US5923032AInteraligned component optical encoder with integral housing component locating studs and shelfOAK INDUSTRIES INC·Filed 1997·Granted Jul 13, 1999·25 cites·25 claims
- 3463US5672394AElectrodes of improved service lifeELTECH SYSTEMS CORP·Filed 1996·Granted Sep 30, 1997·17 cites·10 claims
- 3562US2018362058A1Rail Vehicle Signal Enforcement and Separation ControlMETROM RAIL LLC·Filed 2018·Application pending·0 cites
- 3661US5262040AMethod of using a metal substrate of improved surface morphologyELTECH SYSTEMS CORP·Filed 1991·Granted Nov 16, 1993·13 cites·11 claims
- 3758US5324407ASubstrate of improved plasma sprayed surface morphology and its use as an electrode in an electrolytic cellELTECH SYSTEMS CORP·Filed 1993·Granted Jun 28, 1994·17 cites·36 claims
- 3857US5141563AMolten salt stripping of electrode coatingsELTECH SYSTEMS CORP·Filed 1989·Granted Aug 25, 1992·11 cites·8 claims
- 3957US2019375439A1Methods and systems for wireless train communicationsMETROM RAIL LLC·Filed 2019·Application pending·0 cites
- 4056US2019054942A1Methods and systems for decentralized train controlMETROM RAIL LLC·Filed 2018·Application pending·0 cites
- 4155US2019071106A1Methods and systems for wireless train communicationsMETROM RAIL LLC·Filed 2018·Application pending·0 cites
- 4253US7632535B2Smooth surface morphology chlorate anode coatingNORA TECH INC DE·Filed 2004·Granted Dec 15, 2009·6 cites·14 claims
- 4351US2015060608A1Rail Vehicle Signal Enforcement and Separation ControlMETROM RAIL LLC·Filed 2014·Application pending·0 cites
- 4450US8142898B2Smooth surface morphology chlorate anode coatingCARLSON RICHARD C·Filed 2009·Granted Mar 27, 2012·0 cites·11 claims
- 4550US2021206407A1Methods and systems for virtual trip stops in train networksMETROM RAIL LLC·Filed 2021·Application pending·0 cites
- 4650US2007261968A1High efficiency hypochlorite anode coatingCARLSON RICHARD C·Filed 2007·Application pending·0 cites
- 4750US2021229716A1Methods and systems for ultra-wideband (uwb) based rail line sensing and safetyMETROM RAIL LLC·Filed 2021·Application pending·0 cites
- 4849US2012318748A1Electrochlorination method for above-ground swimming poolsCARLSON RICHARD·Filed 2012·Application pending·0 cites
- 4949US2014346285A1Rail line sensing and safety systemMETROM RAIL LLC·Filed 2014·Application pending·0 cites
- 5048US8702877B2Cathode member and bipolar plate for hypochlorite cellsBROWN JR CARL W·Filed 2011·Granted Apr 22, 2014·0 cites·4 claims
Showing the top 50 of 59 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →