DS

David Roy Sandbach

The Procter & Gamble: 4 patents #2,952 of 10,133Top 30%
📍 Overijse, BE: #21 of 115 inventorsTop 20%
Overall (All Time): #1,252,796 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
7442678 Stain removal method utilizing a composition comprising hydrogen peroxide and cyclodextrin Jean Wevers, Gautier Engisch 2008-10-28
6838423 Method of stain removal from garments worn on the body Ann Margaret Irvin, Katrien Andrea Tony Hellings, Jean Wevers 2005-01-04
6832867 Fabric treatment applicator Jean Wevers 2004-12-21
6644879 Stain removal pen with optimal application device Ann Margaret Irvin, Paul Meredith, Jean Wevers 2003-11-11