Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5724430 | Audio-visual arrangement and system in which such an arrangement is used | Ronaldus Maria Aarts | 1998-03-03 |
| 5161210 | Coder for incorporating an auxiliary information signal in a digital audio signal, decoder for recovering such signals from the combined signal, and record carrier having such combined signal recorded thereon | Abraham Hoogendoorn, Leon Maria Van De Kerkhof, Raymond N. J. Veldhuis | 1992-11-03 |
| 4996621 | Superconducting device for reading information from a magnetic recording medium | Jacobus J. M. Ruigrok, Victor Zieren, Ulrich E. Enz | 1991-02-26 |
| RE32545 | Magnetic domain logic device | Jan Willem Frederik Dorleijn, Frederik Ate de Jonge | 1987-11-17 |