Inventor · disambiguated record
John M. Lucas
Also filed as: GRACOVETSKY SERGE · LUCAS JOHN M · LUCAS JOHN MARTIN
11 granted patents·357 citations·filing 1975–2002
92Inventor score
Top patents by PatentIndex Score
11 records- 0196US4092068ASurface sensorDOMTAR INC·Filed 1976·Granted May 30, 1978·89 cites·6 claims
- 0292US4019066AMeasuring the surface roughness of a moving sheet materialDOMTAR LTD·Filed 1975·Granted Apr 19, 1977·70 cites·12 claims
- 0390US6909505B2Method and apparatus for molten material analysis by laser induced breakdown spectroscopyNORANDA INC·Filed 2002·Granted Jun 21, 2005·52 cites·39 claims
- 0485US4619533ATuyere pyrometerNORANDA INC·Filed 1985·Granted Oct 28, 1986·55 cites·9 claims
- 0583US6700660B2Method and apparatus for in-process liquid analysis by laser induced plasma spectroscopyNORANDA INC·Filed 2002·Granted Mar 2, 2004·23 cites·38 claims
- 0680US6741345B2Method and apparatus for in-process liquid analysis by laser induced plasma spectroscopyCA NAT RESEARCH COUNCIL·Filed 2001·Granted May 25, 2004·17 cites·10 claims
- 0760US4194840ASensor contactGRACOVETSKY SERGE·Filed 1978·Granted Mar 25, 1980·17 cites·6 claims
- 0852US4252443ABlackening sensorDOMTAR INC·Filed 1979·Granted Feb 24, 1981·11 cites·9 claims
- 0948US4213708AGraininess sensorDOMTAR INC·Filed 1978·Granted Jul 22, 1980·9 cites·12 claims
- 1039US6089079AMoisture sensor for ore concentrates and other perticulate materialsNORANDA INC·Filed 1997·Granted Jul 18, 2000·11 cites·9 claims
- 1124US4276766ARoughness sensor calibrationDOMTAR INC·Filed 1980·Granted Jul 7, 1981·3 cites·3 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →