Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5800231 | Method of providing a pattern of apertures and/or cavities in a plate of non-metallic material | Franciscus C. M. De Haas, Franciscus M. H. Van Laarhoven, Henricus J. Ligthart, Petrus H. W. Swinkels, Johannes G. Van Beek | 1998-09-01 |
| 5730635 | Method of providing a pattern of apertures and/or cavities in a plate of non-metallic material | Franciscus C. M. De Haas, Franciscus M. H. Van Laarhoven, Henricus J. Ligthart, Petrus H. W. Swinkels, Johannes G. Van Beek | 1998-03-24 |