Did You Know...
...that to encourage use of his new invention, the shopping cart, market owner Sylvan Goldman hired fake shoppers to push the carts around his store in Oklahoma City? Seems his customers were reluctant to give up their hand-carried baskets.
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| Number | Title | Issue Date |
| 8139282 | Display system A display system is based on a linear array phase modulator and a phase edge discriminator optical system. ... | 03/20/2012 |
| 8121171 | Optical systems for laser arrays Surface emitting laser arrays with intra-cavity harmonic generation are coupled to an optical system that extracts harmonic light in both directions from an intra-cavity nonlinear optical material in such a way that the focusing properties of the light beams are mat... | 02/21/2012 |
| 7940449 | Compact display system A display system is based on a linear array phase modulator and a phase edge discriminator optical system. ... | 05/10/2011 |
| 7940448 | Display system A display system is based on a linear array phase modulator and a phase edge discriminator optical system. ... | 05/10/2011 |
| 7907338 | Microfabricated optical wave plate A microfabricated optical wave plate comprises a reflective polarizer and a mirror separated by a fixed or variable distance. The wave plate imparts a relative phase delay on polarization components of incident light, thereby transforming the overall polarization of... | 03/15/2011 |
| 7875484 | Monolithic IC and MEMS microfabrication process Monolithic IC/MEMS processes are disclosed in which high-stress silicon nitride is used as a mechanical material while amorphous silicon serves as a sacrificial layer. Electronic circuits and micro-electromechanical devices are built on separate areas of a single wa... | 01/25/2011 |
| 7623558 | Optical systems for laser arrays Surface emitting laser arrays with intra-cavity harmonic generation are coupled to an optical system that extracts harmonic light in both directions from an intra-cavity nonlinear optical material in such a way that the focusing properties of the light beams are mat... | 11/24/2009 |
| 7549759 | Micro-electromechanical light modulator with enhanced contrast A system and method for increasing contrast in displays using micromechanical light modulators. Contrast is enhanced by an optical system that uses polarization to discriminate unmodulated light. Contrast obtained from polarization sensitive components of an optical... | 06/23/2009 |
| 7532651 | Illumination system for optical modulators A phase plate and lens modify light beams emitted by an array of lasers to form an efficient illumination source for a MEMS light modulator array. The phase of the electric field emitted by the lasers is modified such that the after passing through a lens the beam p... | 05/12/2009 |
| 7286277 | Polarization light modulator Polarization light modulators are based on an interferometric design in which a polarizing beam splitter serves as a polarizer and analyzer. A polarization displacement device shifts orthogonally polarized light beams parallel to the long axis of their elongated cro... | 10/23/2007 |
| 7193766 | Differential interferometric light modulator and image display device A light modulator incorporates a polarization sensitive prism and a novel MEMS ribbon device to impart a relative phase shift to polarization components of an incident light beam. A linear array of phase shifting elements in the MEMS device creates a linear image wh... | 03/20/2007 |
| 7054051 | Differential interferometric light modulator and image display device A light modulator incorporates a polarization sensitive prism and a novel MEMS ribbon device to impart a relative phase shift to polarization components of an incident light beam. A linear array of phase shifting elements in the MEMS device creates a linear image wh... | 05/30/2006 |
