Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8247237 | Silica-based indicating desiccants | — | 2012-08-21 |
| 6927063 | Humidity indicators | Graham J. Earl | 2005-08-09 |
| 6753184 | Humidity indicators | Graham J. Earl | 2004-06-22 |
| 6670311 | Granular compositions | Derek Aldcroft, Mike Halliday, Joseph Brain, Richard Arthur Birch | 2003-12-30 |