Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6842653 | Method and apparatus for displaying a multi-level menu | Duco Das, Lucas Jacobus Franciscus Geurts, Herman Ter Horst, Erik Gerardus Hubertus Bastiaans | 2005-01-11 |
| 6047057 | Telecommunication system intruding on a busy called party | Mascha M. C. C. Van Ooster-Hout, WALTER JEROEN SLEGERS | 2000-04-04 |
| 5999606 | Telecommunication station with call blocking and call transferring capabilities | Mascha M. C. C. Van Oosterhout, WALTER JEROEN SLEGERS | 1999-12-07 |
| 5923737 | Terminal | Mascha M. C. C. Van Oosterhout, WALTER JEROEN SLEGERS | 1999-07-13 |