Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4374271 | Nitrophenylhydrazine compounds | Don L. Hunter, William G. Woods, Cecil W. LeFevre | 1983-02-15 |
| 4202839 | Nitrophenylhydrazine compounds | Don L. Hunter, William G. Woods, Cecil W. LeFevre | 1980-05-13 |