Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5821359 | Acetylation of lignocellulosic fibres | David Ian Richards | 1998-10-13 |
| 5777101 | Acetylation of lignocellulosic materials | David Ian Richards | 1998-07-07 |
| 5608051 | Acetylation of lignocellulosic materials | David Ian Richards, Rune Simonson | 1997-03-04 |