DB

David H. Birtwistle

CC Chesebrough-Pond'S Usa, Division Of Conopco: 8 patents #20 of 307Top 7%
HC Helene Curtis: 2 patents #46 of 141Top 35%
UC Unilever Home & Personal Care Usa, Division Of Conopco: 2 patents #336 of 1,038Top 35%
📍 Stockton, NJ: #1 of 2 inventorsTop 50%
Overall (All Time): #426,819 of 4,157,543Top 15%
12
Patents All Time

Issued Patents All Time

Showing 1–12 of 12 patents

Patent #TitleCo-InventorsDate
6696051 Hair treatment compositions Elena Barbuzzi, Wolfgang Bergmann, Cheryl Anne Taylor, Stephen Lee Wire 2004-02-24
6524563 Hair treatment compositions Stephen Lee Wire, Keith Leslie Rutherford, Robert George Riley 2003-02-25
6355234 Shampoo compositions and method Siripom Dechsinga, Andrew Malcolm Murray 2002-03-12
5977038 Shampoo compositions and method Siriporn Dechsinga, Andrew Malcolm Murray 1999-11-02
5776444 Hair treatment compositions Andrew Malcolm Murray 1998-07-07
5302322 Hair care composition 1994-04-12
5186928 Shampoo composition 1993-02-16
5180579 Topical composition comprising a mixture of particular di-alkyl or alkenyl phosphate esters and mono-alkyl or alkenyl phosphate esters Peter Cartere, David A. Rosser 1993-01-19
5139781 Topical composition comprising mono- and di-alkyl or alkenyl phosphates and alkylamidopropyl betaines of alkylamphoglycinates Peter Carter 1992-08-18
5093112 Topical composition Peter Carter, David A. Rosser 1992-03-03
5078991 Topical composition Peter Carter, David A. Rosser 1992-01-07
5015471 Topical composition Peter Carter, David A. Rosser 1991-05-14