Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4420641 | Formaldehyde production | H. Robert Gerberich | 1983-12-13 |
| 4386014 | Catalyst of supported silver and lead for the production of formaldehyde | H. Robert Gerberich | 1983-05-31 |