Issued Patents All Time
Showing 1–25 of 37 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| RE37509 | Smectic liquid crystal devices | Madeline J. Bradshaw | 2002-01-15 |
| 6291034 | Naphthyl organic compounds | Kenneth J. Toyne, John William Goodby, Alexander Seed, George W. Gray, Damien Gerad McDonnel +3 more | 2001-09-18 |
| 6222605 | Surface mode liquid crystal device and method of making a liquid crystal device | Martin David Tillin, Michael John Towler | 2001-04-24 |
| 6215533 | Ferroelectric liquid crystal driving using square wave and non-square wave signals | Mitsuhiro Shigeta, Jonathan Rennie Hughes, Paul Bonnett, Akira Tagawa, Michael John Towler +2 more | 2001-04-10 |
| 6201588 | Liquid crystal optical element and liquid crystal device incorporating same | Harry Garth Walton | 2001-03-13 |
| 5963186 | Multiplex addressing of ferro-electric liquid crystal displays | Jonathan Rennie Hughes | 1999-10-05 |
| 5940060 | Ferroelectric liquid crystal cell, method of controlling such a cell, and display | Paul Bonnett | 1999-08-17 |
| 5917562 | Autostereoscopic display and spatial light modulator | Graham J. Woodgate, Jonathan Harrold, David Ezra, Basil Arthur Omar | 1999-06-29 |
| 5905482 | Ferroelectric liquid crystal displays with digital greyscale | Jonathan Rennie Hughes, Alastair Graham, Michael John Towler | 1999-05-18 |
| 5888421 | Anisotropic organic compounds | Kenneth J. Toyne, John William Goodby, Alexander Seed, George W. Gray, Damien Gerad McDonnel +3 more | 1999-03-30 |
| 5820781 | Naphthyl organic compounds | Kenneth J. Toyne, John William Goodby, Alexander Seed, George W. Gray, Damien Gerad McDonnel +3 more | 1998-10-13 |
| 5587820 | Integrated electro-optical liquid crystal device and method of using such a device | Paul May, Craig Tombling, Michael G. Robinson, Jonathan Harrold | 1996-12-24 |
| 5541753 | Liquid crystal display and device having a total retardance of (M+1) .lambda./2 and (M.lambda./2) at first and second operating voltages | Jonathan Harrold, Shuichi Kohzaki | 1996-07-30 |
| 5496500 | Naphthyl organic compounds | Kenneth J. Toyne, John William Goodby, Alexander Seed, George W. Gray, Damien Gerad McDonnel +3 more | 1996-03-05 |
| 5486309 | Chiral liquid crystal compounds | George W. Gray, David Lacey, Kenneth J. Toyne, Richard M. Scrowston, Ibrahim G. Shenouda +6 more | 1996-01-23 |
| 5384071 | Chiral liquid crystal compounds | George W. Gray, David Lacey, Kenneth J. Toyne, Richard M. Scrowston, Ibrahim G. Shenouda +6 more | 1995-01-24 |
| 5189534 | Liquid crystal color displays which cool from isotropic to twisted nematic to smectic | Damien G. McDonnell, Robert J. Daley | 1993-02-23 |
| 5061047 | Smectic liquid crystal devices | Madeline J. Bradshaw | 1991-10-29 |
| 4969719 | Smectic liquid crystal devices | Madeline J. Bradshaw | 1990-11-13 |
| 4952337 | Biphenyl esters and liquid crystal materials and devices containing them | Madeline J. Bradshaw, David I. Bishop, Ian C. Sage, John A. Jenner | 1990-08-28 |
| 4769176 | Biphenyl esters and liquid crystal materials and devices containing them | Madeline J. Bradshaw, David I. Bishop, Ian C. Sage, John A. Jenner | 1988-09-06 |
| 4753752 | Secondary alcohol derivatives for use in liquid crystal materials and devices | Ian C. Sage, John Lewis | 1988-06-28 |
| 4596446 | Liquid crystal devices with particular cholesteric pitch-cell thickness ratio | Colin M. Waters | 1986-06-24 |
| 4529968 | Touch sensitive liquid crystal switch | Cyril Hilsum | 1985-07-16 |
| 4506957 | Liquid crystal materials containing pleochroic anthraquinone dyes | Kenneth J. Harrison, Frances C. Saunders, David J. Thompson, David F. Newton | 1985-03-26 |