Inventor · disambiguated record
David Machin
Also filed as: MACHIN DAVID · MACHIN DAVID R
14 granted patents·3 pending applications·791 citations·filing 1979–2008
94Inventor score
Files withLEVER BROTHERS LTD8LEVER BROTHERS CO4BENCHMARK PORTAL INC1CAMBRIDGE SILICON RADIO LTD1TEKNEKRON INFOSWITCH CORP1
Top patents by PatentIndex Score
17 records- 0191US4666622AStable thickened low pH liquid bleaching compositions containing inorganic peroxy compoundsLEVER BROTHERS LTD·Filed 1985·Granted May 19, 1987·97 cites·9 claims
- 0290US6877034B1Performance evaluation through benchmarking using an on-line questionnaire based system and methodBENCHMARK PORTAL INC·Filed 2000·Granted Apr 5, 2005·162 cites·19 claims
- 0381US4615819ADetergent gel compositions in hexagonal liquid crystal formLEVER BROTHERS LTD·Filed 1985·Granted Oct 7, 1986·54 cites·25 claims
- 0479US6038544ASystem and method for determining the performance of a user responding to a callTEKNEKRON INFOSWITCH CORP·Filed 1998·Granted Mar 14, 2000·295 cites·31 claims
- 0578US6345907B1Dynamic mixing apparatus for the production of liquid compositionsLEVER BROTHERS CO·Filed 1999·Granted Feb 12, 2002·30 cites·2 claims
- 0671US5021195AStructured aqueous detergent compositions containing salting-out electrolytes and surfactants and methods of forming themLEVER BROTHERS LTD·Filed 1989·Granted Jun 4, 1991·35 cites·13 claims
- 0769US5006273AConcentrated aqueous liquid detergents containing viscosity reducing polymersLEVER BROTHERS CO·Filed 1988·Granted Apr 9, 1991·26 cites·14 claims
- 0865US5108644ALiquid detergent compositions containing a peg viscosity reducing polymerLEVER BROTHERS CO·Filed 1991·Granted Apr 28, 1992·21 cites·14 claims
- 0959US4911857AAqueous liquid abrasive cleaning composition: particulate abrasive suspended in aqueous mediumLEVER BROTHERS LTD·Filed 1988·Granted Mar 27, 1990·20 cites·10 claims
- 1054US4614606ALiquid scouring compositionsLEVER BROTHERS LTD·Filed 1984·Granted Sep 30, 1986·16 cites·9 claims
- 1154US4231904ADetergent bars with improved propertiesLEVER BROTHERS LTD·Filed 1979·Granted Nov 4, 1980·13 cites·9 claims
- 1247US2008320279A1Management of a communication link extended to one or more slave devicesCAMBRIDGE SILICON RADIO LTD·Filed 2008·Application pending·0 cites
- 1346US5672580ALiquid detergent compositionsLEVER BROTHERS CO·Filed 1996·Granted Sep 30, 1997·10 cites·7 claims
- 1443US4211675ADetergent bars with improved slip propertiesLEVER BROTHERS LTD·Filed 1979·Granted Jul 8, 1980·8 cites·8 claims
- 1538US2004014627A1Fabric conditioning compositionsFiled 2001·Application pending·0 cites
- 1632US6004917AProcess for the production of liquid compositionsLEVER BROTHERS LTD·Filed 1995·Granted Dec 21, 1999·4 cites·6 claims
- 1732US2003166486A1Fabric conditioning compositionsFiled 2001·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →