Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10133196 | Apparatus for cleaning an object | Ronald Van Der Wilk | 2018-11-20 |
| 5256934 | Display tube comprising an electron gun with a resistive focusing lens | Jeroen Van Engelshoven, Gerardus J. A. Hellings, Gerardus A. H. M. Vrijssen, Tjerk G. Spanjer | 1993-10-26 |
| 5202606 | Cathode-ray tube with focussing structure and getter means | Gerardus A. H. M. Vrijssen, Willem M. Van Alphen | 1993-04-13 |
| 5127863 | Method of manufacturing a cathode ray tube | — | 1992-07-07 |