Inventor · disambiguated record
Donald J. Mattis
Also filed as: MATTIS DONALD · MATTIS DONALD J
31 granted patents·506 citations·filing 1975–2002
97Inventor score
Top patents by PatentIndex Score
31 records- 0196US4598686AFuel vapor recovery system for automotive vehiclesCASCO PRODUCTS INC·Filed 1985·Granted Jul 8, 1986·72 cites·38 claims
- 0283US4840137ALiquid level gauging apparatusCASCO PRODUCTS CORP·Filed 1988·Granted Jun 20, 1989·50 cites·19 claims
- 0381US4717401AFuel vapor recovery systemCASCO PRODUCTS CORP·Filed 1986·Granted Jan 5, 1988·45 cites·26 claims
- 0480US4721846ACanister heater with PTC waferCASCO PRODUCTS CORP·Filed 1986·Granted Jan 26, 1988·35 cites·15 claims
- 0575US5279157ALiquid level monitorCASCO PRODUCTS CORP·Filed 1992·Granted Jan 18, 1994·42 cites·20 claims
- 0667US4498726AConnector receptacle for electric cigar lighterSUN CHEMICAL CORP·Filed 1983·Granted Feb 12, 1985·20 cites·16 claims
- 0763US4634834ATemperature controlled electric engine blockCASCO PRODUCTS CORP·Filed 1985·Granted Jan 6, 1987·19 cites·9 claims
- 0860US5403996AConnector receptacle construction for electric cigar lightersCASCO PRODUCTS CORP·Filed 1994·Granted Apr 4, 1995·17 cites·30 claims
- 0957US5796073AConnector receptable construction for electric cigar lightersCASCO PRODUCTS CORP·Filed 1997·Granted Aug 18, 1998·15 cites·18 claims
- 1057US5044993APower outlet for electrical accessoriesCASCO PRODUCTS CORP·Filed 1990·Granted Sep 3, 1991·20 cites·36 claims
- 1155US6740850B2Electric cigar lighter assemblyCASCO PRODUCTS CORP·Filed 2002·Granted May 25, 2004·14 cites·41 claims
- 1254US4727239APlug having encapsulated thermal sensor, for engine block heaterCASCO PRODUCTS CORP·Filed 1986·Granted Feb 23, 1988·14 cites·17 claims
- 1349US5889284ALiquid level gauge having p-c board enclosed within probeCASCO PRODUCTS CORP·Filed 1997·Granted Mar 30, 1999·15 cites·27 claims
- 1449US4230931AElectric cigar lighterSUN CHEMICAL CORP·Filed 1978·Granted Oct 28, 1980·15 cites·38 claims
- 1545US4899263ALamp fixture for illuminating interior of cigar lighter socketCASCO PRODUCTS CORP·Filed 1984·Granted Feb 6, 1990·13 cites·27 claims
- 1645US4207455AAutomatic electric cigar lighter with base switchSUN CHEMICAL CORP·Filed 1978·Granted Jun 10, 1980·12 cites·26 claims
- 1745US4130815AFormed heating ribbon and coilSUN CHEMICAL CORP·Filed 1977·Granted Dec 19, 1978·10 cites·4 claims
- 1844US3958099AElectrical resistance unit for ignitor plugsSUN CHEMICAL CORP·Filed 1975·Granted May 18, 1976·7 cites·5 claims
- 1943US4408817AP. C. Board bobbin constructionSUN CHEMICAL CORP·Filed 1981·Granted Oct 11, 1983·8 cites·15 claims
- 2042US4204108AManual electric cigar lighterSUN CHEMICAL CORP·Filed 1978·Granted May 20, 1980·7 cites·26 claims
- 2141US4669185AMethod of making a composite clamping shellCASCO PRODUCTS CORP·Filed 1985·Granted Jun 2, 1987·8 cites·10 claims
- 2240US4803320AElectric switch constructionCASCO PRODUCTS CORP·Filed 1987·Granted Feb 7, 1989·4 cites·6 claims
- 2336US5998763AElectrical accessory for vehicles and the likeCASCO PRODUCTS CORP·Filed 1998·Granted Dec 7, 1999·13 cites·19 claims
- 2434US4204109AAutomatic electric cigar lighterSUN CHEMICAL CORP·Filed 1978·Granted May 20, 1980·6 cites·12 claims
- 2533US4695429AEngine exhaust particulate ignitor constructionCASCO PRODUCTS CORP·Filed 1985·Granted Sep 22, 1987·5 cites·22 claims
- 2633US4694128AFloat switch construction for monitoring liquid levelsCASCO PRODUCTS CORP·Filed 1986·Granted Sep 15, 1987·4 cites·23 claims
- 2733US4650936AElectric switch constructionCASCO PRODUCTS CORP·Filed 1986·Granted Mar 17, 1987·2 cites·18 claims
- 2832US4758700ASwitch construction employing contact having spaced-apart contact pointsCASCO PRODUCTS CORP·Filed 1987·Granted Jul 19, 1988·3 cites·2 claims
- 2931US4168422AAutomatic electric cigar lighterSUN CHEMICAL CORP·Filed 1977·Granted Sep 18, 1979·2 cites·19 claims
- 3030US4580856AComposite clamping shell for electric cigar lightersCASCO PRODUCTS CORP·Filed 1983·Granted Apr 8, 1986·6 cites·32 claims
- 3130US4177374AAutomatic electric cigar lighterSUN CHEMICAL CORP·Filed 1978·Granted Dec 4, 1979·3 cites·27 claims
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