Inventor · disambiguated record
William J. Stewart
Also filed as: STEWART WILLIAM J · STEWART WILLIAM JAMES
47 granted patents·4 pending applications·1,833 citations·filing 1975–2021
99Inventor score
Files withPLESSEY OVERSEAS11PLESSEY HANDEL INVESTMENT AG9STUART ENERGY SYS CORP7MARCONI GEC LTD6BECS TECHNOLOGY INC3
Top patents by PatentIndex Score
51 records- 0198US4857273ABiosensorsPLESSEY OVERSEAS·Filed 1986·Granted Aug 15, 1989·241 cites·6 claims
- 0297US7519453B2Energy distribution networkSTUART ENERGY SYS CORP·Filed 2007·Granted Apr 14, 2009·30 cites·12 claims
- 0397US4877747AOptical assay: method and apparatusPLESSEY OVERSEAS·Filed 1986·Granted Oct 31, 1989·190 cites·12 claims
- 0496US7062360B2Energy distribution networkSTUART ENERGY SYS CORP·Filed 2005·Granted Jun 13, 2006·70 cites·132 claims
- 0596US6745105B1Energy distribution networkSTUART ENERGY SYS CORP·Filed 1999·Granted Jun 1, 2004·112 cites·167 claims
- 0694US7565224B2Energy distribution networkSTUART ENERGY SYS CORP·Filed 2003·Granted Jul 21, 2009·43 cites·92 claims
- 0794US7181316B2Energy distribution networkSTUART ENERGY SYS CORP·Filed 2004·Granted Feb 20, 2007·49 cites·91 claims
- 0893US6912450B2Energy distribution networkSTUART ENERGY SYS CORP·Filed 2004·Granted Jun 28, 2005·39 cites·44 claims
- 0993US5210404AOptical sensor including a bragg grating structure for enhanced sensitivityMARCONI GEC LTD·Filed 1992·Granted May 11, 1993·134 cites·4 claims
- 1092US5229833AOptical sensorMARCONI GEC LTD·Filed 1991·Granted Jul 20, 1993·99 cites·8 claims
- 1190US4078432AFibre optic pressure sensorPLESSEY HANDEL INVESTMENT AG·Filed 1976·Granted Mar 14, 1978·40 cites·10 claims
- 1284US4939793AIntegrated circuit assembly with optically coupled componentsPLESSEY OVERSEAS·Filed 1987·Granted Jul 3, 1990·51 cites·10 claims
- 1384US4304461AOptical fibre connectorsPLESSEY HANDEL INVESTMENT AG·Filed 1979·Granted Dec 8, 1981·43 cites·4 claims
- 1483US6432283B1Hydrogen fuel replenishment systemSTUART ENERGY SYS CORP·Filed 1999·Granted Aug 13, 2002·69 cites·14 claims
- 1583US4569569AOptical coupling devicesPLESSEY OVERSEAS·Filed 1982·Granted Feb 11, 1986·40 cites·9 claims
- 1682US6529646B1Optical modulatorMARCONI CASWELL LTD·Filed 2000·Granted Mar 4, 2003·33 cites·11 claims
- 1778US6062079AApparatus for automatically verifying the installation and alignment of an automotive doorBECS TECHNOLOGY INC·Filed 1997·Granted May 16, 2000·42 cites·32 claims
- 1878US4323300AOptical fibre connectorsPLESSEY HANDEL INVESTMENT AG·Filed 1979·Granted Apr 6, 1982·33 cites·5 claims
- 1978US4102579AOptical apparatusPLESSEY HANDEL INVESTMENT AG·Filed 1975·Granted Jul 25, 1978·31 cites·12 claims
- 2075US8780677B2Magnetic field generatorUNIV SOUTHAMPTON·Filed 2013·Granted Jul 15, 2014·5 cites·20 claims
- 2175US6665459B2Wavelength selective optical filterMARCONI UK INTELLECTUAL PROP·Filed 2002·Granted Dec 16, 2003·12 cites·35 claims
- 2275US6512483B1Antenna arrangementsMARCONI CASWELL LTD·Filed 1999·Granted Jan 28, 2003·51 cites·8 claims
- 2375US6449403B1Wavelength selective optical filterMARCONI COMM LTD·Filed 2000·Granted Sep 10, 2002·12 cites·31 claims
- 2474US4636030AOptical alignment apparatus utilizing prismatic elementsPLESSEY OVERSEAS·Filed 1984·Granted Jan 13, 1987·27 cites·9 claims
- 2572US4722583AModulatorsPLESSEY OVERSEAS·Filed 1985·Granted Feb 2, 1988·30 cites·10 claims
- 2672US4061416AOptical fibre connectorPLESSEY HANDEL INVESTMENT AG·Filed 1975·Granted Dec 6, 1977·25 cites·4 claims
- 2768US6608811B1Structure with magnetic propertiesMARCONI CASWELL LTD·Filed 1999·Granted Aug 19, 2003·37 cites·14 claims
- 2868US5132079AOptical fibre coupling deviceMARCONI GEC LTD·Filed 1991·Granted Jul 21, 1992·31 cites·4 claims
- 2967US6295881B1Sensor package for proximity detectorsBECS TECHNOLOGY INC·Filed 2000·Granted Oct 2, 2001·14 cites·18 claims
- 3067US4867543ASpatial light modulatorPLESSEY OVERSEAS·Filed 1987·Granted Sep 19, 1989·26 cites·9 claims
- 3166US11421337B2Electrolytic on-site generatorDE NORA HOLDINGS US INC·Filed 2019·Granted Aug 23, 2022·0 cites·11 claims
- 3265US6146518APressure differential control in an electrolytic cellSTUART ENERGY SYSTEMS INC·Filed 1999·Granted Nov 14, 2000·32 cites·22 claims
- 3365US3980391AOptical fiber transmission compensatorPLESSEY HANDEL INVESTMENT AG·Filed 1975·Granted Sep 14, 1976·20 cites·1 claims
- 3463US4211470AOptical fibre connectorPLESSEY HANDEL INVESTMENT AG·Filed 1978·Granted Jul 8, 1980·17 cites·10 claims
- 3560US4091438APress control systemMINSTER MACHINE CO·Filed 1977·Granted May 23, 1978·10 cites·12 claims
- 3658US10400349B2Electrolytic on-site generatorJOHNSON MATTHEY PLC·Filed 2016·Granted Sep 3, 2019·0 cites·13 claims
- 3758US4159863ACoupling of optical glass fibresPLESSEY HANDEL INVESTMENT AG·Filed 1977·Granted Jul 3, 1979·14 cites·7 claims
- 3858US2014124378A1Electrolytic On-Site GeneratorMIOX CORP·Filed 2014·Application pending·0 cites
- 3957USD450611SProximity detectorBECS TECHNOLOGY INC·Filed 2000·Granted Nov 20, 2001·10 cites·1 claims
- 4054US4214810AMethod of connecting optical fibresPLESSEY HANDEL INVESTMENT AG·Filed 1978·Granted Jul 29, 1980·12 cites·3 claims
- 4153US7574142B2Communications systemERICSSON AB·Filed 2003·Granted Aug 11, 2009·2 cites·3 claims
- 4251US2021307658A1Glucose Annunciator And Method Of Operation ThereofSTEWART FINANCIAL HOLDINGS INC·Filed 2021·Application pending·0 cites
- 4350US5432872ALight energy broadening couplerMARCONI GEC LTD·Filed 1994·Granted Jul 11, 1995·15 cites·8 claims
- 4450US2012048741A1Electrolytic On-Site GeneratorSTEWART WILLIAM J·Filed 2011·Application pending·0 cites
- 4545US5311605AOptical devices incorporating slow wave structuresMARCONI GEC LTD·Filed 1992·Granted May 10, 1994·11 cites·7 claims
- 4641US4551020AOptical apparatus for determining the index profile of an optical fibrePLESSEY OVERSEAS·Filed 1982·Granted Nov 5, 1985·7 cites·6 claims
- 4739US4775209AFiber-optic coupler comprising intertwined monomode fibers of different diameterPLESSEY OVERSEAS·Filed 1987·Granted Oct 4, 1988·7 cites·2 claims
- 4839US4648134AOptical receiversPLESSEY OVERSEAS·Filed 1984·Granted Mar 3, 1987·6 cites·7 claims
- 4937US5808761APath integrity proving in optical communications systemsMARCONI GEC LTD·Filed 1997·Granted Sep 15, 1998·7 cites·14 claims
- 5037US4586816AOptical fibre spot size determination apparatusPLESSEY OVERSEAS·Filed 1983·Granted May 6, 1986·4 cites·7 claims
Showing the top 50 of 51 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →