Issued Patents All Time
Showing 26–50 of 55 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8717392 | Apparatus for enabling users to view images, methods and computer readable storage mediums | — | 2014-05-06 |
| 8547638 | Color distribution in exit pupil expanders | — | 2013-10-01 |
| 8494229 | Device and method for determining gaze direction | Toni Jarvenpaa | 2013-07-23 |
| 8466953 | Stereoscopic exit pupil expander display | — | 2013-06-18 |
| 8331006 | Display device and a method for illuminating a light modulator array of a display device | — | 2012-12-11 |
| 8320032 | Diffractive beam expander and a virtual display based on a diffractive beam expander | — | 2012-11-27 |
| 8314819 | Displays with integrated backlighting | Jyrki Kimmel | 2012-11-20 |
| 8314993 | Split exit pupil expander | — | 2012-11-20 |
| 8254031 | Color distribution in exit pupil expanders | — | 2012-08-28 |
| 8194325 | Optical apparatus and method | Pasi Saarikko | 2012-06-05 |
| 8160411 | Device for expanding an exit pupil in two dimensions | Pasi Saarikko | 2012-04-17 |
| 8155489 | Method for coupling light into a thin planar waveguide | Pasi Saarikko, Pauli Laitinen | 2012-04-10 |
| 8120762 | Light guide and optical sensing module input device and method for making same | Seppo Pienimaa | 2012-02-21 |
| 8092723 | Method of producing a diffraction grating element | Pasi Laakkonen | 2012-01-10 |
| 7997723 | Display apparatus and device | Seppo Pienimaa, Xia Wang, Kong Qiao Wang, Antti Salo | 2011-08-16 |
| 7885506 | Device and a method for polarized illumination of a micro-display | — | 2011-02-08 |
| 7764413 | General diffractive optics method for expanding an exit pupil | — | 2010-07-27 |
| 7542214 | Imaging system with a prism having adjustable number of reflections | — | 2009-06-02 |
| 7483604 | Diffractive grating element for balancing diffraction efficiency | — | 2009-01-27 |
| 7410309 | Optical shutter | Jarkko Viinikanoja | 2008-08-12 |
| 7206107 | Method and system for beam expansion in a display device | — | 2007-04-17 |
| 7184615 | Electrically tunable diffractive grating element | — | 2007-02-27 |
| 7181108 | Method and optical system for coupling light into a waveguide | — | 2007-02-20 |
| 7050126 | Direct view display based on light diffraction from a deformable layer | Martin Schrader | 2006-05-23 |
| 6805490 | Method and system for beam expansion in a display device | — | 2004-10-19 |