Issued Patents All Time
Showing 1–22 of 22 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10739631 | Ewriter with enhanced line acuity | Mark Lightfoot, Forrest Nicholson, Clinton Braganza | 2020-08-11 |
| 10649261 | Liquid crystal eWriter system with resistive digitizer and having mechanical palm rejection | Mark Lightfoot, Duane Marhefka, Asad A. Khan | 2020-05-12 |
| 10287503 | Enhanced brightness eWriter device | Asad A. Khan, Mauricio Echeverri, Clinton Braganza | 2019-05-14 |
| 10088701 | Electronic writing device with dot pattern recognition system | Asad A. Khan, Mauricio Echeverri | 2018-10-02 |
| 9946106 | Electronic display with semitransparent back layer | Clinton Braganza, Matthew Schlemmer, Asad A. Khan | 2018-04-17 |
| 9927672 | Multicolored pressure sensitive liquid crystal device | Clinton Braganza, Mauricio Echeverri, Asad A. Khan | 2018-03-27 |
| 9235075 | Electronic display with patterned layer | Asad A. Khan, Clinton Braganza, Nithya Venkatarman | 2016-01-12 |
| 9235096 | Inductive switching of cholesteric liquid crystal display device | Mark Lightfoot, J. William Doane | 2016-01-12 |
| 9229259 | Cholesteric writing board display device | John Krinock, Asad A. Khan | 2016-01-05 |
| 9116379 | Electronic display with semitransparent back layer | Clinton Braganza, Matthew Schlemmer, Asad A. Khan | 2015-08-25 |
| 9005478 | 2,2′-binaphthalene ester chiral dopants for cholesteric liquid crystal displays | Donald R. Diehl | 2015-04-14 |
| 8709281 | 2,2′-binaphthalene ester chiral dopants for cholesteric liquid crystal displays | Donald R. Diehl | 2014-04-29 |
| 8691111 | Tetraoxybiphenyl ester chiral dopants for cholesteric liquid crystal displays | Donald R. Diehl, Thomas R. Welter, J. William Doane, Nithya Venkataraman | 2014-04-08 |
| 8334961 | Electrooptical display with electrical crossover | Mark Lightfoot, Todd Ernst | 2012-12-18 |
| 8199086 | Stacked color photodisplay | J. William Doane, Asad A. Khan, Nithya Venkataraman | 2012-06-12 |
| 8139039 | Selectively erasable electronic writing tablet | Tod Schneider, J. William Doane | 2012-03-20 |
| 7387858 | Reflective display based on liquid crystal materials | Krishnan Chari, John Kowalczyk, Charles M. Rankin | 2008-06-17 |
| 7262758 | Display device using vertical cavity laser arrays | Keith B. Kahen | 2007-08-28 |
| 7211316 | Optical multilayer | Tomohiro Ishikawa, James F. Elman, Dennis J. Massa, David M. Teegarden | 2007-05-01 |
| 7148937 | Display comprising blended mixture of different uniform domain sizes with the ratio of smallest to largest domain size no more than 1:2 | Charles M. Rankin | 2006-12-12 |
| 7122843 | Display device using vertical cavity laser arrays | Keith B. Kahen | 2006-10-17 |
| 7045825 | Vertical cavity laser producing different color light | Keith B. Kahen | 2006-05-16 |