Issued Patents All Time
Showing 1–18 of 18 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6169531 | Liquid-crystal control circuit display device with selection signal | — | 2001-01-02 |
| 6069604 | Liquid crystal display device including drive circuit for predetermining polarization state | — | 2000-05-30 |
| 5905484 | Liquid crystal display device with control circuit | — | 1999-05-18 |
| 5767829 | Liquid crystal display device including drive circuit for predetermining polarization state | — | 1998-06-16 |
| 5684504 | Display device | Robert A. Hartman | 1997-11-04 |
| 5627560 | Display device | — | 1997-05-06 |
| 5467105 | Display device | Jacob Bruinink | 1995-11-14 |
| 5404236 | Display device with crossing electrodes with specific ratio for gray scale | Wilbert J. A. M. Hartmann, Johannes A. M. M. Van Haaren | 1995-04-04 |
| 5347393 | Electro-optical display device with sub-electrodes | Johannes A. M. M. Van Haaren, Franciscus J. J. Blommaert | 1994-09-13 |
| 5208689 | Electro-optic display device with increased number of transmission levels | Wilbert J. A. M. Hartmann, Leonard J. M. Esser, Johannes A. M. M. Van Haaren | 1993-05-04 |
| 5151804 | Ferroelectric liquid crystal display having a spread of angles for grayscale and method of manufacture | Wilbert J. A. M. Hartmann, Franciscus Johannes Stommels, Ann M. M. Luyckx-Smolders | 1992-09-29 |
| 5007715 | Display and pick-up device for stereoscopic picture display | — | 1991-04-16 |
| 5004322 | Method of manufacturing an improved electroscopic fluid display | Jacob Bruinink, Emanuel J. W. M. Lenders | 1991-04-02 |
| 4965562 | Electroscopic display device | — | 1990-10-23 |
| 4948708 | Method of manufacturing a display device | Hendrik Veenvliet, Antonius H. M. Raaymakers | 1990-08-14 |
| 4923283 | Electroscopic fluid display | Jacob Bruinink, Emanuel J. W. M. Lenders | 1990-05-08 |
| 4807967 | Passive display device | Hendrik Veenvliet, Antonius H. M. Raaymakers | 1989-02-28 |
| 4471467 | Magnetic domain device | Frederik Ate de Jonge | 1984-09-11 |