Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4582569 | Mass transfer apparatus | — | 1986-04-15 |
| 4496430 | Mass transfer apparatus | — | 1985-01-29 |
| 4308109 | Method of producing ethanol-water azeotrope from crude ethanol | Michael Griffiths | 1981-12-29 |