Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6071434 | Phosphino derivatives | Keith Philip Davis, David Robert Edward Walker, Gary Woodward | 2000-06-06 |
| 5980776 | Phosphonic acid polymers | Mohsen Zakikhani, David Robert Edward Walker, Peter David Hasling, Keith Philip Davis | 1999-11-09 |