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"That the automobile has practically reached the limit of its development is suggested by the fact that during the past year no improvements of a radical nature have been introduced."
Scientific American ; Jan. 2 edition, 1909
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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 |
| 8127871 | Frame walker predicated on a parallel mechanism A frame walker robot based on two sections connected by a parallel mechanism is described. The walker can step in any direction and can pose its free section in any orientation. Prismatic, rather than revolute, joints are used, leading to a scalable design. ... | 03/06/2012 |
| 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 |
| 8116977 | Automatic control of passive, towed implements An automatic control system for passive, towed implements is described. The system provides a strategy for optimal control of a towed implement using a nudge input to an autopilot-controlled tractor. Implement path-tracking error, as measured by a GNSS receiver, is ... | 02/14/2012 |
| 8112201 | Automatic control of passive, towed implements An automatic control system for passive, towed implements is described. The system provides a strategy for optimal control of a towed implement using a nudge input to an autopilot-controlled tractor. Implement path-tracking error, as measured by a GNSS receiver, is ... | 02/07/2012 |
| 7979237 | Fracture prediction for crystalline microstructures A method for predicting failures in crystalline microstructures is described. Fracture stress distribution data obtained from test samples prepared according to the same manufacturing process as a contemplated device is used to characterize the strength of surfaces ... | 07/12/2011 |
| 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 |
| 7920165 | Video training system A self-viewing environment and an apparatus enabling unrestricted movement of a subject within the self-viewing environment are disclosed. A subject wears a head mounted display that receives a video signal by wireless transmission. The subject is positioned within ... | 04/05/2011 |
| 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 |
| 7849762 | Constrained tri-sphere kinematic positioning system A scalable and adaptable, six-degree-of-freedom, kinematic positioning system is described. The system can position objects supported on top of, or suspended from, jacks comprising constrained joints. The system is compatible with extreme low temperature or high vac... | 12/14/2010 |
| 7735419 | System for soft lithography A transfer sheet placed between a vacuum chuck and a stamp in a soft lithography aligner facilitates three dimensional manufacturing with elastomeric materials. ... | 06/15/2010 |
| 7701299 | Low phase noise PLL synthesizer A low phase noise PLL synthesizer is described in which an initial tuning mechanism uses a conventional divider loop to lock a VCO to a desired output frequency. Once initial lock is achieved, the divider loop is switched out of the circuit in favor of a low phase n... | 04/20/2010 |
| 7630604 | Dipole induced transparency drop-filter cavity-waveguide system A normally opaque waveguide interacting with a drop-filter cavity can be switched to a transparent state when the drop filter is also coupled to a dipole. This dipole induced transparency may be obtained even when the vacuum Rabi frequency of the dipole is much less... | 12/08/2009 |
| 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 |
| 7555940 | Cantilever free-decay measurement system with coherent averaging A system and method for measuring sample material properties by coherently averaging cantilever free-decay signals in a scanning probe microscope is described. ... | 07/07/2009 |
| 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 |
| 7446925 | Micro-electromechanical light modulator with anamorphic optics Micro-electromechanical light modulators are combined with anamorphic and contrast enhancing optical elements to form optical display engines. Linear MEMS arrays are suitable for the étendue of low divergence light sources while handling high optical power for brig... | 11/04/2008 |
| 7382449 | Alignment tool for precise pattern transfer Multi-point confocal microscopy, bright field microscope imaging, computer-controlled positioning stages, and an algorithm for automated leveling are the basis for a powerful but simple tool for aligning stamps used in precise pattern transfer to substrates. The sys... | 06/03/2008 |
