Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5866002 | Apparatus for activation of a digesting agent and method of its use | Ivan William Yates | 1999-02-02 |
| 5683575 | Apparatus for activation of a digesting agent upstream of organic material treatment | Ivan William Yates | 1997-11-04 |