Inventor · disambiguated record
Donald L. Roberts
Also filed as: ROBERTS DONALD L · ROBERTS DONALD LESTER
23 granted patents·5,731 citations·filing 1975–2003
97Inventor score
Files withREYNOLDS TOBACCO CO R11TRAPTEC CORP6NCR CO2ADVANCED RECORDING TECHNOLOGIE1ENERGY CONVERSION CORP1
Top patents by PatentIndex Score
23 records- 0198US4947874ASmoking articles utilizing electrical energyREYNOLDS TOBACCO CO R·Filed 1988·Granted Aug 14, 1990·1.4k cites·202 claims
- 0298US4947875AFlavor delivery articles utilizing electrical energyREYNOLDS TOBACCO CO R·Filed 1988·Granted Aug 14, 1990·1.2k cites·136 claims
- 0398US4922901ADrug delivery articles utilizing electrical energyREYNOLDS TOBACCO CO R·Filed 1988·Granted May 8, 1990·1.3k cites·136 claims
- 0496US4819665AAerosol delivery articleREYNOLDS TOBACCO CO R·Filed 1987·Granted Apr 11, 1989·538 cites·44 claims
- 0595US4986286ATobacco treatment processREYNOLDS TOBACCO CO R·Filed 1989·Granted Jan 22, 1991·600 cites·20 claims
- 0693US6281792B1Firearm shot detection system and method of using the sameTRAPTEC CORP·Filed 2000·Granted Aug 28, 2001·48 cites·42 claims
- 0790US4729391AMicroporous materials in cigarette filter constructionREYNOLDS TOBACCO CO R·Filed 1985·Granted Mar 8, 1988·141 cites·2 claims
- 0888US6288643B1Graffiti detection system and method of using the sameTRAPTEC CORP·Filed 2000·Granted Sep 11, 2001·58 cites·81 claims
- 0987US6281787B1Vehicle tire leak detection system and method of using the sameTRAPTEC CORP·Filed 2000·Granted Aug 28, 2001·63 cites·37 claims
- 1086US6600417B2Graffiti detection system and method of using the sameTRAPTEC CORP·Filed 2001·Granted Jul 29, 2003·48 cites·11 claims
- 1185US7064664B2Graffiti detection system and method of using the sameTRAPTEC CORP·Filed 2003·Granted Jun 20, 2006·18 cites·15 claims
- 1277US4638820APuff control cigaretteREYNOLDS TOBACCO CO R·Filed 1986·Granted Jan 27, 1987·60 cites·6 claims
- 1377US3996570AOptical mass memoryNCR CO·Filed 1975·Granted Dec 7, 1976·18 cites·15 claims
- 1476US4643205ASmoking productREYNOLDS TOBACCO CO R·Filed 1984·Granted Feb 17, 1987·41 cites·24 claims
- 1575US3954068AFolding tableROBERTS DONALD LESTER·Filed 1975·Granted May 4, 1976·51 cites·3 claims
- 1668US4949736AVariable ventilation mouthpiece for a smoking articleREYNOLDS TOBACCO CO R·Filed 1988·Granted Aug 21, 1990·36 cites·7 claims
- 1763US4867182ATemperature/humidity controlled valve for a smoking articleREYNOLDS TOBACCO CO R·Filed 1988·Granted Sep 19, 1989·29 cites·20 claims
- 1857US6961002B2Sonic detection system and method of using the sameTRAPTEC CORP·Filed 2003·Granted Nov 1, 2005·5 cites·11 claims
- 1957US6632168B2Magnetic therapeutic device and method of useADVANCED RECORDING TECHNOLOGIE·Filed 2001·Granted Oct 14, 2003·32 cites·27 claims
- 2044US4735636ANucleation separator for flue gasENERGY CONVERSION CORP·Filed 1986·Granted Apr 5, 1988·13 cites·4 claims
- 2142US4293792AColor picture tube having improved slit type shadow maskRCA CORP·Filed 1979·Granted Oct 6, 1981·3 cites·4 claims
- 2233US4035579APulse-code modulated video reproducer utilizing linear arrayed lensesNCR CO·Filed 1975·Granted Jul 12, 1977·2 cites·2 claims
- 2329US3996940ATobacco productREYNOLDS TOBACCO CO R·Filed 1975·Granted Dec 14, 1976·0 cites·5 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →