Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6218543 | Processes for producing highly pure nicotinamide | Martin Grendze | 2001-04-17 |
| 6137004 | Processes for recovering citric acid | Donald W. McQuigg, Charles R. Marston, Gina M. Fitzpatrick, Ernest Crowe | 2000-10-24 |
| 5786185 | Process for producing and recovering lactic acid | George T. Tsao, Seo Ju Lee, Gow-Jen Tsai, Jin Ho Seo, Donald W. McQuigg +1 more | 1998-07-28 |
| 5574180 | Process for recovering phytic acid, lactic acid or inositol | Donald W. McQuigg, Charles R. Marston, Gina M. Fitzpatrick, Ernest Crowe, Ramiah Murugan +1 more | 1996-11-12 |