Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6407286 | Process for recovering hydrogen in producing pure terephthalic acid | David Parker, Fiona Mary Campbell | 2002-06-18 |
| 4602926 | Optical fibre fabrication | Malcolm D. Mackay | 1986-07-29 |