Issued Patents All Time
Showing 1–25 of 25 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8953139 | Stabilization of antiferroelectric liquid crystals | Per Rudquist | 2015-02-10 |
| 8698725 | Liquid crystal device and a method for writing greyscale | Per Rudquist | 2014-04-15 |
| 6919950 | Liquid crystal device and a liquid crystal material | Roman Dabrowski, Witold Drzewinski, Herman Pauwels, Anders Dahlgren, Per Rudquist +3 more | 2005-07-19 |
| 6184967 | Pressure-insensitive liquid crystal cell | Anatoli Alexeevich Muravski, Sergei Ye Yakovenko, Viktor Konovalov, Anatoli A. Minko, Valeri P. Tsarev | 2001-02-06 |
| 6130731 | Liquid crystal devices using a linear electro-optic effect | Gunnar Andersson, Ingolf Dahl, Lachezar Komitov, Kent Skarp, Bengt Stebler | 2000-10-10 |
| 5847790 | Liquid crystal devices using a linear electro-optic effect | Gunnar Andersson, Ingolf Dahl, Lachezar Komitov, Kent Skarp, Bengt Stebler | 1998-12-08 |
| 5793449 | Protective device | — | 1998-08-11 |
| 5555111 | Surface stabilized ferroelectric liquid crystal devices with dielectric torques greater than ferroelectric torques | Noel A. Clark | 1996-09-10 |
| 5555117 | Surface stabilized ferroelectric liquid crystal devices | Noel A. Clark | 1996-09-10 |
| RE34973 | Surface stabilized ferroelectric liquid crystal devices with total reflection in one state and transmission in another state | Noel A. Clark | 1995-06-20 |
| RE34966 | Surface stabilized ferroelectric liquid crystal devices with LC molecules aligned at angle .OMEGA.(.alpha.) from normal to substrates | Noel A. Clark | 1995-06-13 |
| RE34967 | Surface stabilized ferroelectric liquid crystal devices with plural orientation states of different colors or separated by domain walls | Noel A. Clark | 1995-06-13 |
| RE34949 | Surface stabilized ferroelectric liquid crystal devices | Noel A. Clark | 1995-05-23 |
| RE34950 | Surface stabilized ferroelectric liquid crystal devices with means for aligning LC molecules at .OMEGA.(.alpha.) from normal to the means | Noel A. Clark | 1995-05-23 |
| RE34942 | Surface stabilized ferroelectric liquid crystal devices with means for aligning LC molecules at .OMEGA.(.alpha.) from normal to the means | Noel A. Clark | 1995-05-16 |
| 5247379 | Chiral nematic liquid crystal device with linear electroclinic effect | Gunnar Andersson, Lachezar Komitov, Bengt Stebler, Kurt Flatischler | 1993-09-21 |
| 5227905 | Surface stabilized ferroelectric liquid crystal devices | Noel A. Clark | 1993-07-13 |
| 5083855 | Surface stabilized ferroelectric liquid crystal devices | Noel A. Clark | 1992-01-28 |
| 4958916 | Surface stabilized ferroelectric liquid crystal devices | Noel A. Clark | 1990-09-25 |
| 4904064 | Electronic addressing of ferroelectric and flexoelectric liquid crystal devices | Jurgen Wahl | 1990-02-27 |
| 4840463 | Surface stabilized ferroelectric liquid crystal devices | Noel A. Clark | 1989-06-20 |
| 4838663 | Device for submicrosecond electro-optic modulation in the liquid crystal smectic-A phase using orthogonal bookshelf geometry | Gunnar Andersson, Ingolf Dahl, Wojciech Kuczynski, Kent Sharp, Bengt Stebler | 1989-06-13 |
| 4813767 | Surface stabilized ferroelectric liquid crystal devices | Noel A. Clark | 1989-03-21 |
| 4563059 | Surface stabilized ferroelectric liquid crystal devices | Noel A. Clark | 1986-01-07 |
| 4367924 | Chiral smectic C or H liquid crystal electro-optical device | Noel A. Clark | 1983-01-11 |