Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6265367 | Composition for cleaning surfaces, and method for preparing the composition | Ian C. Callaghan, Judith Ann Freeman | 2001-07-24 |
| 5958149 | Method of cleaning surfaces, composition suitable for use in the method, and of preparing the composition | Ian C. Callaghan, Judith Ann Freeman | 1999-09-28 |