DY

David William York

The Procter & Gamble: 2 patents #117 of 687Top 20%
📍 Waterloo, BE: #1 of 1 inventorsTop 100%
Overall (1997): #42,467 of 185,788Top 25%
2
Patents 1997

Issued Patents 1997

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5610131 Structuring liquid nonionic surfactants prior to granulation process Scott John Donoghue, Kay Emma Fitzgibbon, Paul Amaat France, Robin Gibson Hall, Carole Patricia Denise Wilkinson +1 more 1997-03-11
5591705 Rinse-active foam control particles Alan D. Brinson, David Cumming 1997-01-07