Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4518006 | Backflow-preventing valve | Peter Hoffmann | 1985-05-21 |
| 4235889 | Therapeutic agent for the external treatment of psoriasis, tinea and eczemas | — | 1980-11-25 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4518006 | Backflow-preventing valve | Peter Hoffmann | 1985-05-21 |
| 4235889 | Therapeutic agent for the external treatment of psoriasis, tinea and eczemas | — | 1980-11-25 |