Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4917891 | Composition having evaporative oil-like material | Peter Kaufmann | 1990-04-17 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4917891 | Composition having evaporative oil-like material | Peter Kaufmann | 1990-04-17 |