Quotables
"Without question, the greatest invention in the history of mankind is beer. Oh, I grant you that the wheel was also a fine invention, but the wheel does not go nearly as well with pizza."
Dave Barry
PatentStorm News
Make the Most of Our Site
See this month's Top Inventors and Most Cited Patents.
Stay on top of the latest innovations by subscribing to an RSS feed.
Registered users: Manage your profile.
| Number | Title | Issue Date |
| 4837769 | Phase conjugated slab laser designator A portable laser designator is provided having a highly efficient slab type SGG:Cr:Nd output laser with a phase conjugation mirror and compact folded optical system.... | 06/06/1989 |
| 4821321 | Automatic secure transmission and reception of pictorial information A real time coding system for the transmission and reception of pictorial o-dimensional information at television (TV) rates. In one coding system, the input signal and a coding signal are modulo added in an operational amplifier and are transmitted there... | 04/11/1989 |
| 4807839 | Deformable web optical mirror mount A device for supporting a laser output mirror and allowing easy adjustment f the mirror, including a flexible ring carrying the mirror. The ring is supported by a part secured to the laser housing. The part also carries a plate with adjusting screws theret... | 02/28/1989 |
| 4762576 | Close space epitaxy process A process of high pressure close-space epitaxy in the semi-confined atmosre of a reusable demountable ampule in a furnace growth chamber. The ampule has a substrate and source materials placed therein whereupon the ampule is then loaded in the pressure f... | 08/09/1988 |
| 4699084 | Apparatus for producing high quality epitaxially grown semiconductors A high pressure furnace and reusable demountable containment means for setive in situ information of epitaxial layers on a semiconductor substrate while under gas overpressure. The containment means has vent means therein for allowing the inert and reduc... | 10/13/1987 |
| 4687886 | CAM activated printed circuit board multicircuit electrical switch A cam activated electrical switching means for an elastic multicircuit printed circuit board (PCB). A plurality of PCB reeds with disattached portions at one end nearest the edge of the PCB are cut out in the generally central portion of the PCB, and an e... | 08/18/1987 |
| 4679936 | Process and apparatus for measuring optical density changes and transit times in transparent materials A recirculating optical/electronic closed loop feedback process and appars in which nanosecond light pulses are triggered by a pulse generator upon arrival of previous signals that have just completed a round trip through the closed loop feedback system.... | 07/14/1987 |
| 4557569 | Distended point source reflector having conical sections A series of highly-reflective contiguous conical segments about an optic s. The length of each segment side and the cone vertex angle of each cone is related to the overall desired size of the reflector, and the desired angle of radiation from the reflec... | 12/10/1985 |
| 4534176 | Linear resonance cryogenic cooler The disclosure is a dual controlled linear resonance cryogenic cooler and comprised of a remote cold finger and a compressor, both driven by linear motors. A motor control means is used with the linear motors to drive both motors with a phase delay of th... | 08/13/1985 |
| 4525034 | Polarizing retroreflecting prism An improved prism which polarizes and retroreflects a light beam which is incident thereto at the Brewster's angle. The principles of the Brewster window, corner reflector, and total internal reflection, such as at the ends of a laser cavity, is incorpora... | 06/25/1985 |
| 4524675 | Detachably connectable sight assembly for a small defense weapon A night sight assembly in conjunction with a day sight which is easily cocted and disconnected in total darkness to small defense weapons systems. The assembly is comprised of an infrared viewer amounted on a cradle which is easily connected and disconne... | 06/25/1985 |
| 4498225 | Method of forming variable sensitivity transmission mode negative electron affinity photocathode A method of forming a variable sensitivity transmission mode negative eleon affinity (NEA) photocathode in which the sensitivity of the photocathode to white or monochromatic light can be varied by varying the backsurface recombination velocity of the ph... | 02/12/1985 |
| 4477294 | Method of forming GaAs on Aly Ga1-y As transmission mode photocathodehode A method of forming a high sensitivity, large area, negative electron affty (NEA), infrared sensitive transmission mode, GaAs on AlGaAs photocathode structure with the GaAs layer being of controlled homogeneous thickness and having a blemish-free surface... | 10/16/1984 |
| 4474106 | Fluidic self adjusting seal assembly A fluidic bearing seal assembly comprised of a plurality of floating back ring seals positioned in a plurality of annular grooves in a piston with at least one free-floating sealing wedge fitted to the outer peripheral edge of each backing ring for slidi... | 10/02/1984 |
| 4472863 | Adjusting plate retainer A generally semicircular device is disclosed which is capable of holding an djusting knob or wheel stationary with respect to a flange. The device is in the form of a hollow arch with flat parallel walls joined by a curved wall. A cam lever is pivoted in a... | 09/25/1984 |
| 4472632 | Boresight collimator A boresight collimator usable with three different night-vision (infrared) ights for the U.S. Army TOW missile. These sights must be boresighted to the visible light (day) sight already on the missile launcher, but each night sight is differently mounted. ... | 09/18/1984 |
| 4460424 | Method of integrated optical system A substrate of a dimensionally-stable material is formed with precision m cavities therein for various linear or nonlinear optical elements or electro-optical elements such as lenses, beam splitters, reflectors, detectors, polarizers, Kerr cells, Pockel ... | 07/17/1984 |
| 4454008 | Electrochemical method for producing a passivated junction in alloy semiconductors A ternary or more complex semiconductor alloy is treated to form simultansly a junction beneath its surface and to passivate the same surface. The treatment consists of connecting the semiconductor to one electrode of an electrolytic circuit, immersing i... | 06/12/1984 |
| 4443058 | Test image projector for testing imaging devices A test image projector operating in the ultraviolet through infrared specm that is comprised of two symmetrically mounted identical mirrors which are off-axis sections of an astronomical quality parabola. The first mirror produces collimated beams from o... | 04/17/1984 |
| 4443303 | Method of making cold shield and antireflector for infrared detector array and product thereof An infrared detector array and its associated conductors on a substrate are overed with an insulating antireflection layer. In one embodiment, a thin metal layer is sputtered or evaporated on this layer and the metal is masked and etched to uncover desired... | 04/17/1984 |
| 4441967 | Method of passivating mercury cadmium telluride using modulated DC anodization Passivation of a mercury cadmium telluride surface is done by using square ave direct current, with the positive portion of the wave larger than the negative part.... | 04/10/1984 |
| 4437844 | Method of making organic-retina (pyroelectric) vidicon A temporary faceplate is bonded to an assembled (except for retina) vidicon ube. The tube is baked under vacuum pumping at high temperature to cause evaporation or outgassing of contaminants. After cooling, the tube is placed in an inert atmosphere and the... | 03/20/1984 |
| 4436580 | Method of preparing a mercury cadium telluride substrate for passivation and processing A method of preparing a mercury cadmium telluride substrate with a cadmium elluride surface of less than 200 Å to yield a surface exhibiting improved quality and smaller variation in the x-valve of a Hg1-x Cdx Te substrate for passiv... | 03/13/1984 |
| 4434560 | Aiming aid for an aiming device in a low light level environment An aiming aid that shows the orientation of an aiming device, such as hand eld weapons, in a dark environment without being observed by someone at the forward end of the device. The aiming aid is comprised of a very small light source embedded in a milled ... | 03/06/1984 |
| 4435668 | Method of making rugged vidicon A rugged retina is constructed for a vidicon having a rugged electron gun d other electrodes. The retina is prepared by mounting it between two thin flexible metal or metalized rings with a high viscosity liquid electrode between one of the rings and the ... | 03/06/1984 |
| 4433550 | Free piston displacer control means A free piston displacer control means based on an offset axis mass attached o a crankshaft flywheel in which the rotating crankshaft reciprocates the piston displacer by driving the piston during the momentum of the stroke and by static braking at the end ... | 02/28/1984 |
| 4423927 | Optical, temporal bandpass filter A twisted nematic liquid crystal optical, temporal bandpass filter device for transmitting optical images only having the time response near a given frequency. The device is comprised of two linear dichroic polarizers with orthogonal polarities at the inp... | 01/03/1984 |
| 4420217 | Switchable on-axis optical bandstop filter An optical filter is formed by exposing a photosensitive material to direct nd retroreflected coherent optical radiation. These radiations set up standing waves in the material such that, when the material is fixed, variations in parallel, equally spaced l... | 12/13/1983 |
| 4418466 | Method of making a linear light-detecting diode integrated circuit An array for light-detecting diodes is inserted into a cavity in an electally insulating substrate with trimmable resistances on the substrate. The substrate is cooled, the diodes are connected to the resistances and are energized via electrical conducto... | 12/06/1983 |
| 4417448 | Means for producing an optimized cooler expander waveform A means for producing an optimized cooler expander waveform for a closed le cryogenic cooler. The cooler displacer is driven by magnetic and spring biasing means through four repeated phases of each cycle to produce four portions of the optimized cooler ... | 11/29/1983 |
| 4414824 | Cryogenic cooler adapter plate In order to use a common module cryogenic cooler with two different types thermal nights, an adapter plate is required for mounting the cooler to the sights. The plate has its two opposite sides differently machined to fit against the walls of correspond... | 11/15/1983 |
| 4412423 | Split-cycle cooler with improved pneumatically-driven cooling head A pneumatic space and an expansion space are provided in a cooling head hng a double-ended piston. A fluid line from the cooler compressor feeds directly into the expansion space, and, via a fluid delay, into the pressure space. In response to the fluid ... | 11/01/1983 |
| 4412427 | Noncontact thermal interface The invention relates to a thermal coupling assembly between the cold fin of a cryogenic cooler and a dewar enclosed detector for use at infrared and far infrared frequencies. The coupling provides excellent thermal coupling without solid or even liquid ... | 11/01/1983 |
| 4411436 | Spring loaded piston seal assembly Spring loaded seals comprised of two resting rings positioned in an annular groove of a piston that are pressed against the upper and lower shoulders of the groove by a corrugated spring fitted therebetween. Each resting ring has at least one free-floatin... | 10/25/1983 |
| 4411164 | Rotary to recipricating motion translator A yoke with an elliptical slot in it is driven by a reciprocating motion in guide by a circular cam carried off-center to a rotating shaft. The minor axis of the ellipse is equal to the cam diameter and is parallel to the direction of reciprocating motion... | 10/25/1983 |
| 4409793 | Dual pneumatic volume for cryogenic cooler A dual pneumatic volume means in the ambient end of a free displacer cyroic cooler to provide strong pneumatic braking and dwell times of the displacer movement at both the top dead center and bottom dead center of the displacer waveform. A second pneuma... | 10/18/1983 |
| 4407009 | Retrofitting a televised output device on a thermal imager An easy retrofitting of a night vision thermal imager to mount a television TV) camera thereon which allows the thermal imager outputs to be viewed remotely by a CRT display. The retrofitting provides a compact and utilitarian remote viewing capability wit... | 09/27/1983 |
| 4400729 | Pseudo-DC restore application to staring array detectors An adjustment signal is derived for each element in a detector array which depends on the median of the differences of image brightness between that particular detector and all its neighboring detectors. The adjustment signal is derived by integrated circ... | 08/23/1983 |
| 4399661 | Prolonged cold temperature cryogenic cooler A cold station thermal switch at the end of a cold finger in cooperation h the detector on an inner dewar wherein the thermal switch opens at the cool down cryogenic temperature to prevent vibrations from the cooler system from being transmitted to the d... | 08/23/1983 |
| 4397549 | Method for removal of LIDAR background backscattering by subtraction of multiple-delayed return signal In certain light detection and ranging (LIDAR) systems it is necessary to move the normal aerosol backscattering signal of the atmosphere so that a weak atmospheric turbulence signal of interest, which is present on the backscattering, may be observed. In... | 08/09/1983 |
