Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5840965 | Process for the production of purified telephthalic acid | John A. Turner, Eric Hindmarsh, David Parker | 1998-11-24 |
| 5741927 | Separation process | David Parker, John A. Turner | 1998-04-21 |
| 5698734 | Process for the production of purified terephthalic acid | John A. Turner, Eric Hindmarsh, David Parker | 1997-12-16 |
| 5583254 | Process for the production of purified terephthalic acid | John A. Turner, Eric Hindmarsh, David Parker | 1996-12-10 |