Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5171682 | Purified Bacillus licheniformis PWD-1 keratinase | Jason C. H. Shih | 1992-12-15 |
| 5063161 | Method of degrading keratinaceous material and bacteria useful therefor | Jason C. H. Shih | 1991-11-05 |
| 4959311 | Method of degrading keratinaceous material and bacteria useful therefore | Jason C. H. Shih | 1990-09-25 |
| 4908220 | Feather-lysate, a hydrolyzed feather feed ingredient and animal feeds containing the same | Jason C. H. Shih | 1990-03-13 |