Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7695648 | Transparent conductive system | Peter Hewitson, Ian M. Newington | 2010-04-13 |
| 7561730 | Three dimensional images | Peter Hewitson, Gareth B. Evans, Leslie Wells, Jennifer C. Loveridge | 2009-07-14 |
| 7449286 | Method of forming conductive tracks | John R. Fyson, Peter Hewitson, Sean Slater | 2008-11-11 |
| 6900006 | Photographic elements containing a de-aggregating compound, dye-forming coupler and stabilizer | Danuta Gibson, David Clarke, Michael W. Crawley | 2005-05-31 |
| 6841344 | Photographic elements containing a de-aggregating compound and dye-forming coupler | Danuta Gibson, David Clarke | 2005-01-11 |
| 5837431 | Photographic developer/amplifier compositions | Peter Jeffrey Twist | 1998-11-17 |
| 5821037 | Photographic developer-amplifier composition | Peter J. Twist | 1998-10-13 |
| 5738980 | Photographic developer/amplifier compositions | Peter Jeffrey Twist | 1998-04-14 |
| 5731135 | Photographic developer/amplifier compositions | Peter J. Twist | 1998-03-24 |
| 5667947 | Photographic developer/amplifier compositions | Peter J. Twist | 1997-09-16 |