Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4978586 | Steel substrate with metal coatings for the reinforcement of vulcanizable elastomers | Wilfred Coppens, Hugo Lievens, Roger De Gryse, Robert Hoogewijs, Joost Vennik +1 more | 1990-12-18 |
| 4935115 | Method and apparatus for cold sputter cleaning an elongated metal substrate | Wilfried Coppens, Hugo Lievens, Roger De Gryse, Alex Colpaert, Joost Vennik +2 more | 1990-06-19 |
| 4883722 | Brass-coated steel elements having improved rubber adhesion properties | Wilfried Coppens, Hugo Lievens | 1989-11-28 |
| 4863571 | Method of testing for corrosion | — | 1989-09-05 |
| 4841119 | Welding wire | — | 1989-06-20 |