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| Number | Title | Issue Date |
| 5333003 | Laminated composite shell structure having improved thermoplastic properties and method for its fabrication A laminated composite shell structure having quasi-isotropic thermal expansion and contraction characteristics and a method for its fabrication. The laminated composite shell structure includes multiple layers of overlapping strips of composite material c... | 07/26/1994 |
| 5253263 | High-power surface-emitting semiconductor injection laser with etched internal 45 degree and 90 degree micromirrors A surface-emitting semiconductor injection laser for use in fabricating high-power two-dimensional monolithic laser arrays. The surface-emitting semiconductor laser includes a substrate and an active layer and a pair of cladding layers formed on the subst... | 10/12/1993 |
| 5227792 | Superconducting analog-to-digital converter with a triple-junction reversible flip-flop bidirectional counter A high-performance superconducting analog-to-digital (A/D) converter providing high-speed, high-resolution A/D conversion with low power consumption. The superconducting A/D converter of the present invention includes a bidirectional binary counter having... | 07/13/1993 |
| 5217188 | Modular solid-propellant launch vehicle and related launch facility A family of modular solid-propellant launch vehicles and a related launch facility for placing a wide range of payloads in earth orbit at greatly reduced costs compared to present day launch systems. The basic family of modular solid-propellant launch veh... | 06/08/1993 |
| 5216681 | Highly-efficient solid-state blue laser A highly-efficient solid-state blue laser that exploits a strong emission line provided by a solid-state laser medium of neodymium-doped scandium oxide (Nd:Sc2 O3) to produce a beam of coherent blue light at a wavelength matching the... | 06/01/1993 |
| 5212944 | Carbon and silicone polymer ablative liner material A polymeric ablative liner material based on carbon and silicone polymers and particulate fillers which is tailored to control the endothermic chemical reaction and thereby optimize the ablation process to provide maximum cooling and remaining char. The a... | 05/25/1993 |
| 5170623 | Hybrid chemical/electromagnetic propulsion system A hybrid chemical/electromagnetic propulsion system which combines thermal expansion of a chemically-reacted propellant with electromagnetic acceleration of the propellant to provide an efficient propulsion system that operates in the specific impulse I | 12/15/1992 |
| 5129753 | Shape memory wire latch mechanism A shape memory wire latch mechanism for releasably connecting two separable structural members. The latch mechanism utilizes the unique material properties of shape memory alloys as a means for releasing the structural members. The latch mechanism include... | 07/14/1992 |
| 5107683 | Multistage pulse tube cooler A multistage pulse tube cooler in which a portion of the heat from each successively lower-temperature pulse tube cooler is rejected to a heat sink other than the preceding higher-temperature pulse tube cooler, thus substantially improving the overall eff... | 04/28/1992 |
| 5101413 | Large-aperture light sources using resonant leaky-wave coupling Device coherency and optical-mode stability are obtained in light sources having large apertures and output powers, by using an important property of arrays of antiguides or negative-index waveguides. One embodiment of the invention is a power amplifier i... | 03/31/1992 |
| 5025451 | Two-dimensional integrated laser array A two-dimensional integrated laser array having a plurality of surface-emitting laser arrays and a plurality of waveguides for optically coupling the individual laser arrays together. Each surface-emitting laser array includes a plurality of injection las... | 06/18/1991 |
| 5019818 | Superconducting analog-to-digital converter with grounded four-junction squid bidirectional counter A high-speed, high-resolution superconducting counting A/D converter providing greatly increased conversion speeds with a low device count. The superconducting counting A/D converter includes a double-junction SQUID quantizer and a bidirectional binary co... | 05/28/1991 |
| 5012243 | Superconducting analog-to-digital converter with floating four-junction squid bidirectional counter A high-speed, high-resolution superconducting counting A/D converter providing greatly increased conversion speeds with a low device count. The superconducting counting A/D converter includes includes a double-junction SQUID quantizer and a bidirectional ... | 04/30/1991 |
| 4880187 | Multipurpose modular spacecraft A multipurpose modular spacecraft is adaptable quickly and easily for performing a variety of short- and long-range space missions, such as on-orbit maintenance missions and the like. The multipurpose modular spacecraft comprises a fully integrated short-... | 11/14/1989 |
| 4878724 | Electrooptically tunable phase-locked laser array An electrooptically tunable waveguide array combined with a semiconductor phase-locked laser array, to provide both amplitude shaping and phase control of the optical output. The tunable waveguide array includes an input waveguide array section with an ar... | 11/07/1989 |
| 4875282 | Method of making multilayer printed circuit board A multilayer printed circuit board in which multiple layers of a composite material, fabricated by the lay-up of an aramid fiber tape, are employed to provide a circuit board with a desired coefficient of thermal expansion. Tape lay-up of aramid fibers pr... | 10/24/1989 |
