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 |
| 5844860 | Continuous strength member At least one vibration isolation module (VIM) and at least one acoustic sor module of an elongate array are uniquely accommodated by a continuously extending, hose-shaped strength member dimensioned to define a space for noncompressively containing the a... | 12/01/1998 |
| 5790068 | AFC control switching circuit An automatic frequency control loop for maintaining a center carrier freqcy fed to a notch filter for blocking out system reverberation includes, along with the conventional elements found in an automatic frequency control loop, a control switching circu... | 08/04/1998 |
| 5739738 | Inflatable HI Q toroidal inductor An inflatable high Q toroidal inductor is fabricated from an inflatable tidal-shaped shell made from a flexible material provided with a fitting adapted to receive and vent pressurized gas. A pair of flexible strips are disposed on opposite sides of the ... | 04/14/1998 |
| 5541946 | Laser with multiple gain elements pumped by a single excitation source A laser produces laser emission at two or more wavelengths simultaneously. he laser includes at least two gain elements, and each gain element generates a different wavelength. A single optical pumping source is used for optically exciting all laser gain e... | 07/30/1996 |
| 5528611 | Repetitively Q-switched laser pumped by laer diodes and Q-switched with an intracavity variable speed moving aperture A laser is end pumped by laser diodes and is repetitively Q-switched using an intracavity variable speed moving aperture. The aperture apparatus includes a precision motor which drives a pair of matched aperture blades and produces efficient Q-switched op... | 06/18/1996 |
| 5495497 | Method and apparatus for suppressing interference from bandspread communication signals A method and apparatus are provided for suppressing interference from a sence of bandspread communication signals received by a radio receiver. Each sample is defined as a vector having signal and interference vector components. The interference vector c... | 02/27/1996 |
| 5495496 | Method and apparatus for suppressing linear amplitude interference from bandspread communication signals A method and apparatus are provided for suppressing linear amplitude interence (e.g., on-off interference) from a sequence of bandspread communication signals generated by a radio receiver. Each sample is defined as a vector having signal and interferenc... | 02/27/1996 |
| 5491716 | Weight-value controlled adaptive processor for spread spectrum receiver An adaptive processor for a spread spectrum receiver utilizes an adaptive Wiener filter and an adaptive limiter-canceller in tandem and in conjunction with bypass controls. The adaptive processor derives its cancelling signals from the primary signal. The... | 02/13/1996 |
| 5473952 | Benthic flux sampling device A method for sampling toxin flux rates across a benthic boundary relies upon deploying an apparatus having a frame which houses a container having an open bottom for isolating a volume of fluid above a benthic fluid boundary. A sampling system periodicall... | 12/12/1995 |
| 5475802 | Selective polygon map display method Signal transformations of inputted data brought about by 58 new subroutines in combination with other subroutines to display world maps or other display items with the unique capability of performing the following functions in complete generality. (1) Arb... | 12/12/1995 |
| 5473116 | Quick change anti-corona connector A high-voltage anti-corona connector and method of use rely upon a hand-rtable wheel which is attachable to a threaded stud on a mounting flange for rapidly connecting and disconnecting an adaptor plate to a helix coil of a radio frequency transmit syste... | 12/05/1995 |
| 5451618 | Partially unsaturated triorganotin compounds for use in biocidal paint Triorganotin toxicants are disclosed that are made of mixed saturated and unsaturated four-carbon chains with double bonds at C-1 and C-3. Incorporation of these compounds into random 50:50 copolymers of methacrylic acid and methylmethacrylate produces co... | 09/19/1995 |
| 5451378 | Photon controlled decomposition of nonhydrolyzable ambients A method and apparatus to decompose nonhydrolyzable ambients such as chloluorocarbons and nitrogen trifluoride which enables the conventional disposal of their byproducts are disclosed. It employs photo-decomposition of the nonhydrolyzable ambient using ... | 09/19/1995 |
| 5432750 | Vertical array deployment device A deployment system is disclosed for deploying a vertical, sub-surface bud, underwater acoustic sensor array in the ocean which includes a mechanical load transfer and cable separation mechanism which is embodied as a rigid triangular member. The vertica... | 07/11/1995 |
| 5420049 | Method of controlling photoemission from porous silicon using ion implantation This invention describes a method of controlling light emission from porous silicon and porous silicon devices using ion implantation. The emitted light intensity can be either selectively increased or decreased by suitable processing of the silicon prior... | 05/30/1995 |
| 5419826 | Ion-selective reference probe An ion-selective reference probe which is adapted for use with potentiomec measurement systems is disclosed. The reference probe is non-chloride based and employs a specially adapted electrolyte which is reversible (i.e. with regard to ionic activity). M... | 05/30/1995 |
| 5419512 | Towed fiber optic data link payout system A continuous optical data path is provided through an optical fiber exteng from a launch platform to a missile. The launch platform, a surface craft, submarine or aircraft, has a tether cable connected at one end with a length of the optical fiber extend... | 05/30/1995 |
| 5416856 | Method of encoding a digital image using iterated image transformations to form an eventually contractive map A method is provided for encoding an image in an iterated transformation image compression system. The image, represented by an array of pixels, is partitioned into ranges and domains. A transformation is generated for each domain such that no transformat... | 05/16/1995 |
| 5416049 | Glassy binder system for ceramic substrates, thick films and the like A ceramic material for electronic circuit devices is sintered at less than r equal to 1000° C. temperature. A filler material such as quartz and a glassy binder RO--Al2 O3 --B2 O3 are mixed together along with a... | 05/16/1995 |
| 5412674 | Compact rapidly modulatable diode-pumped visible laser An apparatus for producing rapidly modulated coherent optical emission is described in which a doubly resonant cavity produces amplitude modulated sum frequency generation. The configuration of the resonator provides a region where both fundamental wavele... | 05/02/1995 |
| 5408481 | Intracavity sum frequency generation using a tunable laser containing an active mirror A means for intracavity sum frequency generation is described in which a er operates simultaneously, cw, at two wavelengths where the net gain at one wavelength is substantially lower than that at the other. The optical alignment of the resonator provide... | 04/18/1995 |
| 5406298 | Small wideband passive/active antenna An array of five, ridge waveguide horns provides monopulse operation over a wo octave range. A unique coax-to-ridge waveguide input coupler and an extended ridge matching section at the radiating apertures provide the extended frequency range. The horn ass... | 04/11/1995 |
| 5402749 | Ultra-high vacuum/chemical vapor deposition of epitaxial silicon-on-sapphire A method of fabricating epitaxial thin films, such as doped films or silicon-on-sapphire films, relies upon ultrahigh vacuum vapor deposition. The method calls for a preparing of an ultrahigh vacuum chamber to reduce water and oxygen pressure to below 10 | 04/04/1995 |
| 5395568 | Feedback-controlled oxygen regulation system for benthic flux chambers and method for maintaining a constant volume of oxygen therefor A method and apparatus for maintaining oxygen levels in an isolated volume f fluid (e.g. water) is provided. The method and apparatus are adaptable for use with a benthic flux sampling device and rely upon periodically measuring the oxygen concentration in... | 03/07/1995 |
| 5390619 | Water expanded compressed sponge cable fairing A cable fairing preferably for an underwater cable is formed from regenerated cellulose sponge material. The fairing is attached to the cable while the material is in an expanded and dehydrated state. Once hydrated, the fairing may be compressed from a fl... | 02/21/1995 |
| 5390203 | Method and apparatus for locking laser wavelength to an atomic transition An apparatus and method for stabilizing laser light wavelength relative to resonant optical absorption works with both continuous wave and pulsed lasers and employs the phenomenon of Zeeman energy level splitting to provide a error signal indicative of bo... | 02/14/1995 |
| 5385633 | Method for laser-assisted silicon etching using halocarbon ambients An etching process allows a selective single-step patterning of silicon devices in a noncorrosive environment. The etching of silicon relies on a maskless laser-assisted technique in a gaseous halocarbon ambient, such as the gaseous chlorofluorocarbons, d... | 01/31/1995 |
| 5369663 | Spatial combiner for a digital VLF/LF receiver A spatial combiner for connection to a receiver used in conjunction with a lurality of direction-sensitive antennas for receiving a spread-spectrum communication signal in the presence of interference includes a steering network, a plurality of normalizers... | 11/29/1994 |
| 5363346 | Conforming tuning coupler for flextensional transducers A flextensional transducer includes a stack of driving elements disposed ng a linear axis to convert a driving power into vibrational energy. End pieces, disposed at each end of the stack, have outwardly facing arcuate surfaces. A flexural shell, formed ... | 11/08/1994 |
| 5362450 | Laser controlled decomposition of chlorofluorocarbons A method to decompose chlorofluorocarbons gases (CFCs) enables the conventional disposal of their by-products. It employs photodecomposition of the CFC gas using UV light and a mediating species to allow chemical reactions to occur which form an effluent ... | 11/08/1994 |
| 5363264 | Versatile digital recording system for recording high resolution video imagery A digital recording system contained in each video frame in memory at a we rate equal to that of a video imager from which the system receives the information. The system then outputs the information from memory to a recorder at a read rate which can be ... | 11/08/1994 |
| 5361049 | Transition from double-ridge waveguide to suspended substrate A metallic housing encloses a suspended substrate circuit and is arranged so that the waveguide input/output port within the housing has double-ridge transitions to the suspended substrate circuit.... | 11/01/1994 |
| 5354420 | Method for laser-assisted etching of III-V and II-VI semiconductor compounds using chlorofluorocarbon ambients An etching process allows a selective single-step patterning of III-V or II-VI semiconductor compound devices such as GaAs and InP or CdS and ZnSe in a noncorrosive environment. The etching relies on a maskless laser-assisted technique in a gaseous chloro... | 10/11/1994 |
| 5349550 | Long sequence correlation coprocessor A long sequence correlation coprocessor LSCC accelerates the bitwise corrtion of arbitrarily long digital sequences by calculating in parallel the correlation score for 16, for example, adjacent bit alignments between two binary sequences. The LSCC integ... | 09/20/1994 |
| 5348609 | Method for laser-assisted silicon etching using halocarbon ambients An etching process allows a selective single-step patterning of silicon devices in a noncorrosive environment. The etching of silicon relies on a maskless laser-assisted technique in a gaseous halocarbon ambient, such as the gaseous chlorofluorocarbons, d... | 09/20/1994 |
| 5341463 | Selective polygon map display method Signal transformations of inputted data brought about by 58 new subroutines in combination with other subroutines to display world maps or other display items with the unique capability of performing the following functions in complete generality. (1) Arb... | 08/23/1994 |
| 5334881 | High isolation electronic switch A high isolation electronic switch is provided for selectively switching an utput line between first and second input lines. Each input line is connected to a respective circuit that has a first current carrying path to connect the respective input line to... | 08/02/1994 |
| 5334629 | Control of continuous phase pH using visible light to activate pH-dependent fibers and gels in a controlled and reversible manner A transparent polyelectrolyte fiber or gel, such as cross-linked polyacrylic acid, which contracts and expands upon the addition of an acid or base to an aqueous medium solution, is placed in the same solution with a pH dependent dye, a colored photochrom... | 08/02/1994 |
| 5333142 | Technique for intracavity sum frequency generation A means for intracavity sum frequency generation is described in which a laser operates simultaneously at two wavelengths. The laser resonator further contains a sum frequency generating nonlinear crystal which is oriented for efficient sum frequency gene... | 07/26/1994 |
| 5331236 | Microdynamic devices fabricated on silicon-on-sapphire substrates Silicon-on-sapphire substrates are provided for the fabrication of micromechanical devices, such as micromotors. The high voltage stand-off characteristics of silicon-on-sapphire thereby provides for the construction of superior electrostatically driven d... | 07/19/1994 |
