Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4824690 | Pulsed plasma process for treating a substrate | Rudolf A. H. Heinecke, Ian P. Llewellyn | 1989-04-25 |
| 4684535 | Surface treatment of plastics material | Rudolf A. H. Heinecke, Ian P. Llewellyn | 1987-08-04 |