Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5064555 | Mild skin cleansing soap bar with hydrated cationic polymer skin conditioner | Martha O. Visscher, John R. Knochel, Richard Marc Dahlgren | 1991-11-12 |
| 4943392 | Containing butoxy-propanol with low secondary isomer content | Charlene M. Hastedt, Geneva Gail Otten | 1990-07-24 |
| 4820447 | Mild skin cleansing soap bar with hydrated cationic polymer skin conditioner | Martha O. Visscher, John R. Knochel, Richard Marc Dahlgren | 1989-04-11 |
| 4719030 | Transparent or translucent toilet soap bars containing water-insoluble silica or silicates | Michael Williams, Geoffrey G. Dawson | 1988-01-12 |