Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5847690 | Integrated liquid crystal display and digitizer having a black matrix layer adapted for sensing screen touch location | Robert A. Boie, Richard A. Gottscho, Richard H. Krukar, Po-Yen Lu, John Robert Morris | 1998-12-08 |
| 4529271 | Matrix addressed bistable liquid crystal display | Dwight W. Berreman, William R. Heffner | 1985-07-16 |
| 4506955 | Interconnection and addressing scheme for LCDs | — | 1985-03-26 |
| 4340277 | Liquid crystal display and method of making | Meinolph Kaufmann | 1982-07-20 |
| 4298249 | Electro-optical display having an improved reflector and method of making | Ernst Gloor, Meinolph Kaufmann | 1981-11-03 |
| 4281902 | Electro-optical device for the display of dark symbols composed of separately selectable display segments against a bright background and a means for addressing this device | Klaus Müller | 1981-08-04 |
| 4271391 | Digital voltmeter with electro-optical indication of the waveform | — | 1981-06-02 |
| 4258364 | Display device having adjoining display elements, and a method of producing the display device | Meinolph Kaufmann | 1981-03-24 |
| 4253096 | Method for addressing an electro-optical device, and an addressing circuit and a display device for carrying out the method | — | 1981-02-24 |
| 4241344 | Electro-optical device for the display of dark symbols composed of separately selectable display segments against a bright background and a means for addressing this device | Klaus Müller, Terry J. Scheffer | 1980-12-23 |
| 4203104 | Procedure of bargraph display for measured quantities | — | 1980-05-13 |