Inventor · disambiguated record
John W. Robertson
Also filed as: ROBERTSON JOHN · ROBERTSON JOHN M · ROBERTSON JOHN W · ROBERTSON JOHN WAYNE
23 granted patents·5 pending applications·421 citations·filing 1982–2024
97Inventor score
Files withCHATSWORTH PROD INC12BABCOCK & WILCOX CO10ROBERTSON JOHN W2THOMPSON RICHARD E2ROBERTSON & CAINE (PTY) LTD1
Top patents by PatentIndex Score
28 records- 0198US11920392B1Electrical bonding door hingesCHATSWORTH PROD INC·Filed 2022·Granted Mar 5, 2024·10 cites·20 claims
- 0298US11644126B2Method of installing half-spool accessory in a cable managerCHATSWORTH PROD INC·Filed 2022·Granted May 9, 2023·19 cites·12 claims
- 0398US11644125B2Method of installing cable finger accessory in a cable managerCHATSWORTH PROD INC·Filed 2021·Granted May 9, 2023·19 cites·20 claims
- 0498US11619328B2Method of adapting electronic equipment structure for cable managementCHATSWORTH PROD INC·Filed 2021·Granted Apr 4, 2023·22 cites·20 claims
- 0598US11493151B2Features for cable managers and other electronic equipment structuresCHATSWORTH PROD INC·Filed 2020·Granted Nov 8, 2022·26 cites·20 claims
- 0698US11268636B2Features for cable managers and other electronic equipment structuresCHATSWORTH PROD INC·Filed 2020·Granted Mar 8, 2022·28 cites·7 claims
- 0798US11162615B2Features for cable managers and other electronic equipment structuresCHATSWORTH PROD INC·Filed 2020·Granted Nov 2, 2021·29 cites·20 claims
- 0898US11071227B2Accessory rod assembly for a cable managerCHATSWORTH PROD INC·Filed 2018·Granted Jul 20, 2021·32 cites·20 claims
- 0998US10271452B2Features for cable managers and other electronic equipment structuresCHATSWORTH PROD INC·Filed 2017·Granted Apr 23, 2019·50 cites·21 claims
- 1087US12428888B1Electrical bonding door hingesCHATSWORTH PROD INC·Filed 2024·Granted Sep 30, 2025·1 cites·20 claims
- 1186US12480603B2Accessory positioning system for cable managerCHATSWORTH PROD INC·Filed 2023·Granted Nov 25, 2025·0 cites·20 claims
- 1282US2023065144A1Features for cable managers and other electronic equipment structuresCHATSWORTH PROD INC·Filed 2022·Application pending·0 cites
- 1379US4456865AHigh torque servo positioner using 3 phase variable frequency constant torque controllerBABCOCK & WILCOX CO·Filed 1982·Granted Jun 26, 1984·30 cites·1 claims
- 1474US4846410AApparatus for monitoring low-level combustiblesBABCOCK & WILCOX CO·Filed 1988·Granted Jul 11, 1989·23 cites·6 claims
- 1571US4852384AAutomatic calibration and control system for a combined oxygen and combustibles analyzerBABCOCK & WILCOX CO·Filed 1986·Granted Aug 1, 1989·35 cites·11 claims
- 1665US4875000ACurrent fault detection system and method for AC controllerBABCOCK & WILCOX CO·Filed 1988·Granted Oct 17, 1989·23 cites·5 claims
- 1765US4778113AApparatus for monitoring low level combustiblesBABCOCK & WILCOX CO·Filed 1988·Granted Oct 18, 1988·17 cites·6 claims
- 1859US4599550ADigital generation of 3-phase PWM waveforms for variable speed control of induction motorBABCOCK & WILCOX CO·Filed 1985·Granted Jul 8, 1986·20 cites·2 claims
- 1957US9815527B2Marine lift for multi-hull vesselsROBERTSON & CAINE (PTY) LTD·Filed 2014·Granted Nov 14, 2017·3 cites·17 claims
- 2050US2008202016A1Dragonfly fishing lureROBERTSON JOHN W·Filed 2007·Application pending·0 cites
- 2148USD554228SDragonfly fishing lureROBERTSON JOHN W·Filed 2007·Granted Oct 30, 2007·8 cites·1 claims
- 2248US2008036289A1Vehicle braking systemsTHOMPSON RICHARD E·Filed 2007·Application pending·0 cites
- 2347US4655074ASelf-zeroing pressure transmitter with automatic pressure manifoldBABCOCK & WILCOX CO·Filed 1985·Granted Apr 7, 1987·12 cites·6 claims
- 2443US2008041670A1Wheel brake actuatorTHOMPSON RICHARD E·Filed 2007·Application pending·0 cites
- 2541US4703407APower supply for totem pole power switchesBABCOCK & WILCOX CO·Filed 1986·Granted Oct 27, 1987·8 cites·8 claims
- 2640US2013340668A1Marine Lift with Pantograph MovementROBERTSON JOHN·Filed 2012·Application pending·0 cites
- 2736US4583029AVariable speed resistive network for a pneumatic servo assembly of an electro-pneumatic converterBABCOCK & WILCOX CO·Filed 1984·Granted Apr 15, 1986·3 cites·4 claims
- 2831US4692933AElectro-mechanical integratorBABCOCK & WILCOX CO·Filed 1986·Granted Sep 8, 1987·3 cites·8 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →