Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6812199 | Method for treating stained materials | Bruno Matthieu Dasque, Nigel Patrick Sommerville-Roberts, Olivier Raineau | 2004-11-02 |
| 6683043 | Process for manufacturing effervescence components | Anthony Dovey, Peter Gerard Gray, Gail Margaret Baston, Zoe Dyter, Christopher Charles Driffield | 2004-01-27 |