Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5543555 | Surfactants and hydrophilic colloid compositions and materials containing them | Alan R. Pitt, Julian C. Caesar, Danuta Gibson, Trevor J. Wear, David J. Young | 1996-08-06 |
| 5484695 | Surfactants and hydrophilic colloid compositions and materials containing them | Alan R. Pitt, Julian C. Caesar, Danuta Gibson, Trevor J. Wear, David J. Young | 1996-01-16 |
| 4942120 | Modified peptizer twinned grain silver halide emulsions and processes for their preparation | Philip I. Rose, Joe E. Maskasky | 1990-07-17 |