Inventor · disambiguated record
Francois Delwel
Also filed as: DELWEL FRANCOIS
16 granted patents·363 citations·filing 1982–1999
95Inventor score
Files withLEVER BROTHERS LTD8LEVER BROTHERS CO3LEVER BROTHERS COMPANY DIV OF2UNILEVER PATENT HOLDINGS2LEVER BROTHERS DIVISION OF CON1
Top patents by PatentIndex Score
16 records- 0189US5356554ABleach catalyst composition, manufacture and use thereof in detergent and/or bleach compositionsLEVER BROTHERS CO·Filed 1992·Granted Oct 18, 1994·71 cites·11 claims
- 0286US5460743ALiquid cleaning composition containing polyvinyl ether encapsulated particlesLEVER BROTHERS CO·Filed 1994·Granted Oct 24, 1995·48 cites·10 claims
- 0379US6174848B1Process and dispensing device for washing laundry in a washing machineLEVER BROTHERS COMPANY DIV OF·Filed 1998·Granted Jan 16, 2001·38 cites·21 claims
- 0469US5589267APolyvinyl ether encapsulated particlesLEVER BROTHERS CO·Filed 1995·Granted Dec 31, 1996·23 cites·15 claims
- 0567US4923636ADetergent compositionsLEVER BROTHERS LTD·Filed 1989·Granted May 8, 1990·26 cites·2 claims
- 0665US6301733B1Process and dispensing device for washing laundry in a washing machineLEVER BROTHERS DIVISION OF CON·Filed 1998·Granted Oct 16, 2001·22 cites·18 claims
- 0761US4826632ADetergent compositions manufacturing process by spraying anionic/nonionic surfactant mixLEVER BROTHERS LTD·Filed 1987·Granted May 2, 1989·21 cites·7 claims
- 0859US4824593AAntifoam ingredientLEVER BROTHERS LTD·Filed 1987·Granted Apr 25, 1989·25 cites·16 claims
- 0958US4637891AProcess for the manufacture of detergent compositions containing sodium aluminosilicateLEVER BROTHERS LTD·Filed 1985·Granted Jan 20, 1987·25 cites·2 claims
- 1054US6162781AFoam control granule for particulate laundry detergent compositionsLEVER BROTHERS COMPANY DIV OF·Filed 1999·Granted Dec 19, 2000·22 cites·2 claims
- 1153US6025320ADetergent compositions and process for preparing themLEVER BROTHERS LTD·Filed 1999·Granted Feb 15, 2000·13 cites·7 claims
- 1246US5998357ANon-sray-drying process for preparing detergent compositionsLEVER BROTHERS LTD·Filed 1996·Granted Dec 7, 1999·9 cites·6 claims
- 1338US4434068AProcess for manufacturing detergent specklesLEVER BROTHERS LTD·Filed 1982·Granted Feb 28, 1984·9 cites·5 claims
- 1437US5286470ASilicate productsUNILEVER PATENT HOLDINGS·Filed 1991·Granted Feb 15, 1994·4 cites·8 claims
- 1537US4582263AApparatus for mixing or granulation of particlesLEVER BROTHERS LTD·Filed 1983·Granted Apr 15, 1986·4 cites·7 claims
- 1627US5340559AGranular alkali metal silicate productionUNILEVER PATENT HOLDINGS·Filed 1992·Granted Aug 23, 1994·3 cites·10 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →