Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8617282 | Method of preparing keratin fertilizer with an additive of humic acids in colloid form and keratin fertilizer with humic acids additive | Róbert Vysoký, Jaroslav Kocák | 2013-12-31 |