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An aircraft having vertical takeoff and landing capability provided with at least first and second laterally extending paddle wheels rotatable on a central axis perpendicular to the longitudinal axis of the aircraft fuselage and between its nose and tail.
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| Number | Title | Issue Date |
| 8029165 | Foldable LED light recycling cavity LEDs are mounted onto a flat, thermally conductive, substrate, which is folded to form a light recycling cavity. A planar substrate is first coated with a metal layer, which is patterned to electrically connect the LEDs and to form bonding pads for wirebonds to conn... | 10/04/2011 |
| 8017415 | Dual sided processing and devices based on freestanding nitride and zinc oxide films Thin freestanding nitride films are used as a growth substrate to enhance the optical, electrical, mechanical and mobility of nitride based devices and to enable the use of thick transparent conductive oxides. Optoelectronic devices such as LEDs, laser diodes, solar... | 09/13/2011 |
| D627823 | Message board | 11/23/2010 |
| 7804099 | Solid-state light source A solid-state light source includes at least one stack of light emitting elements. The elements are an inorganic light emitting diode chip and at least one wavelength conversion chip or the elements are a plurality of light emitting diode chips and one or more optio... | 09/28/2010 |
| 7795600 | Wavelength conversion chip for use with light emitting diodes and method for making same A wavelength conversion chip is formed by depositing a wavelength conversion material on a substrate to form a layer, removing the resulting wavelength conversion layer from the substrate and then segmenting the wavelength conversion layer into a plurality of wavele... | 09/14/2010 |
| 7753562 | Integrated multi-colored LED light source with heatsink and collimator A LED light source is integrated with a heatsink and a collimator. Four isolated heatsinks form an optical taper in which a single color LED is mounted. The LEDs are arranged to form a reflective light recycling cavity. Up to four different colors can be combined in... | 07/13/2010 |
| 7546016 | Optical elements formed by inducing changes in the index of refraction by utilizing electron beam radiation An optical element such as an interference filter will have adjacent layers of different indexes of refraction but formed of the same optical material. An optical element such as a diffraction grating or beam-splitter will have adjacent sections of different indexes... | 06/09/2009 |
| 7532463 | Moveable platform for a laptop computer A moveable platform for a laptop computer has an angled support base to angle the laptop keyboard and elevate the laptop display monitor. The angled support base forms an airgap between the moveable platform and the desktop to dissipate the heat from the laptop comp... | 05/12/2009 |
| 7497581 | Light recycling illumination systems with wavelength conversion An illumination system has a light source and a wavelength conversion layer within a light-recycling envelope. The wavelength conversion layer is a solid phosphor layer. The light source is a light-emitting diode or a semiconductor laser. The light source will emit ... | 03/03/2009 |
| 7378686 | Light emitting diode and side emitting lens The invention is an illumination system that incorporates a light emitting diode and a side-emitting light-recycling lens. The side-emitting light-recycling lens recycles part of the light internally generated by a light emitting diode back to the light emitting dio... | 05/27/2008 |
| 7372052 | Electron beam method and apparatus for reducing or patterning the birefringence of halogenated optical materials A controlled electron beam and heat will decrease the birefringence of a halogenated optical material under tensile stress. The electron beam and heat irradiation will occur in a chamber under near vacuum conditions. After electron beam irradiation and heating, the ... | 05/13/2008 |
| 7352124 | Light recycling illumination systems utilizing light emitting diodes This invention is an illumination system that incorporates a light emitting diode and a partially reflecting optical element. The light emitting diode emits internally generated light and reflects incident light with high reflectivity. The partially reflecting optic... | 04/01/2008 |
| 7352006 | Light emitting diodes exhibiting both high reflectivity and high light extraction The invention is a light emitting diode that exhibits high reflectivity to incident light and high extraction efficiency for internally generated light. The light emitting diode includes a reflecting layer that reflects both the incident light and the internally gen... | 04/01/2008 |
| 7331691 | Light emitting diode light source with heat transfer means High brightness LEDs are mounted directly on a heat pipe or are mounted on a substrate, which is mounted on the heat pipe. The heat pipe can be a common electrode for the LEDs mounted on the heat pipe. Multiple heat pipes can be arranged so that the LED arrays form ... | 02/19/2008 |
| 7293908 | Side emitting illumination systems incorporating light emitting diodes The invention is a side-emitting illumination system that incorporates a light emitting diode. The side-emitting illumination system recycles a portion of the light internally generated by a light emitting diode back to the light emitting diode as externally inciden... | 11/13/2007 |
| 7048385 | Projection display systems utilizing color scrolling and light emitting diodes A projection display system has at least one light-recycling illumination system, a color scroller and an imaging light modulator. The light-recycling illumination system includes a light source that is enclosed within a light-recycling envelope. The light source is... | 05/23/2006 |
| 7040774 | Illumination systems utilizing multiple wavelength light recycling An illumination system has a light source and a wavelength conversion layer within a light-recycling envelope. The light source is a light-emitting diode or a semiconductor laser. The light source will emit light of a first wavelength range that is transmitted throu... | 05/09/2006 |
| 7025464 | Projection display systems utilizing light emitting diodes and light recycling A projection display system has at least one light-recycling illumination system and at least one imaging light modulator. The light-recycling illumination system includes a light source that is enclosed within a light-recycling envelope. The light source is a light... | 04/11/2006 |
| 6869206 | Illumination systems utilizing highly reflective light emitting diodes and light recycling to enhance brightness An illumination system that has an output luminance (brightness) LO that is greater than the intrinsic output luminance (brightness) LI of the light emitting diodes used within the system. The system utilizes one or more light emitting diodes h... | 03/22/2005 |
