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| Number | Title | Issue Date |
| 6164166 | Low-profile ratchet wrench having magnetically retained thin-walled sockets A light-weight, low-profile socket wrench system includes a set of thin-walled sockets, each having a round peripheral surface around which a multiplicity of gear-like teeth are distributed, and a ratchet wrench having a cylindrical opening in its head in... | 12/26/2000 |
| 6151996 | Adjustable wrench An open-end wrench, which is self-adjusting and ratcheting, clamps at least four side surfaces of a nut or bolt head, and is adjustable to fit a range of sizes.... | 11/28/2000 |
| 6089556 | Woodworker's clamp A hand tool or clamp, capable of clamping a work-piece of any size within a wide range of sizes, includes a fixed jaw secured to one end of a slide bar, the other end of which is received in an elongate hollow sleeve and supported for back and forth movem... | 07/18/2000 |
| 6086931 | Sealed egg package The sealed egg package disclosed herein includes a cup-shaped receptacle formed of transparent thermoplastic material which encloses and resiliently supports an egg therein. The receptacle is closed by a cover sheet adhesively sealed to the rim of the rec... | 07/11/2000 |
| 5857390 | Reversible ratchet wrench including thin-walled sockets A light-weight, low-profile socket wrench system includes a set of cylindrical thin-walled sockets, each having a through axial opening sufficiently large to allow a bolt engaged by a nut of a size corresponding to that of the nut-receiving opening to pas... | 01/12/1999 |
| 5790991 | Apparatus for automatically regulating water level in a swimming pool Apparatus for monitoring and controlling the level of water in a swimming pool includes a vertically elongated vessel partially-buried below the pool water level at a location close to the return line from the filter to the pool inlet, a connector pipe ex... | 08/11/1998 |
| 5575518 | Gripper tool for handling lumber A gripper tool for facilitating the handling of framing lumber of two inches by four or more inches cross-section used as studs and joists, includes a pair of pivotally joined levers having longer arms at one side of the pivot constituting handles and sho... | 11/19/1996 |
| 5562705 | Sutureless wound closure device A method for opening and closing an incision in which a plurality of opposed sets of aligned closure components are adhesively adhered to a patient's skin, prior to making the incision, along opposite sides of the intended incision and spaced a first dist... | 10/08/1996 |
| 5558398 | Self-adjusting seating system A seat back for a seating system wherein the contour of the seat back is automatically adjusted to the spinal curvature of an occupant by a multiplicity of compressible interconnected plenum chambers which project horizontally forward from the seat back a... | 09/24/1996 |
| 5361918 | Cap for nursing bottle for providing a compartmental dispensing receptacle An attachment designed to engage the nipple cap of a nursing bottle and serving the function of a nipple shield and also having a compartment for storing a pre-measured amount of powdered baby formula to be mixed, when desired, with water or other diluent... | 11/08/1994 |
| 5337430 | Device for assisting a person to transfer into and from a bed A support device adapted to be attached to a side rail of a bed frame for providing support to assist a person to get into and out of bed. The device includes a circular metal disk adapted to be attached to the side rail and an elongate handle of adjustab... | 08/16/1994 |
| 5265854 | Self-powered bar clamp A hand tool or clamp, which locks itself to a work-piece to thereby free the hands of the user, includes a fixed jaw secured to one end of a slide bar and a movable jaw mounted to the slide bar for movement therealong toward and away from the fixed jaw. T... | 11/30/1993 |
| 5206997 | Compression-producing tool, usable as a nutcracker A tool for producing compression, advantageously usable as a nutcracker, has two straight leg members hinged together at one end and mutually opposed jaw sections on the legs adjacent the hinge and a grasping portion remote from the hinge. The location of... | 05/04/1993 |
| 5208585 | Highway barrier for traffic control A portable highway barrier constructed of light weight material has an interior cavity which can be filled with a fluid ballast once it has been transported to a utilization site. The barrier has a box-like configuration defined by vertically-oriented sid... | 05/04/1993 |
| 5020232 | Illuminated level The bubble vials of a carpenter's level are individually illuminated by a respective light emitting diode (LED) energized from a battery supported within the body of the level. Charge on the batteries is maintained by one or more solar cells mounted on an... | 06/04/1991 |
| 4948585 | Washcloth containing cleansing agent A disposable washcloth, in one embodiment, is formed by impregnating a sheet of non-woven paper with a cured formulation of water activated polyurethane gel, a sudsing detergent, and an aqueous solution of a medicated cleansing agent, and in another embod... | 08/14/1990 |
| 4905374 | Modular hand tool system A modular hand tool system in which a tool piece is detachably secured to a handle has an elongated planar handle having a centrally located rectangularly-shaped cutout extending inwardly from one end. The tool piece, which may take a variety of forms, ha... | 03/06/1990 |
| 4855064 | Apparatus and method for decontaminating virus-infected body fluids A virus-infected body fluid is decontaminated as it is being collected, before it has had an opportunity to clot or thicken and before attending personnel are exposed to it, by introducing a suitable viricidal into the tubing through which the fluid is tr... | 08/08/1989 |
| 4849808 | System for filtering color television signals utilizing comb filtering of liminance with variable combing level at low frequencies and filtering of chrominance by comb filtering time multiplexed color difference signals In the generation of NTSC color television signals, the luminance signal and the color difference signals are pre-filtered along the vertical picture axis. Full bandwidth luminance is pre-filtered by combining, with appropriate coefficients, signals from ... | 07/18/1989 |
| 4817151 | Selective decoder for compatible FM stereophonic system utilizing companding of difference signal A decoder for use in an FM stereo broadcasting system in which the usual difference signal S and a compressed version S' of the difference signal are transmitted, automatically selects on a continuous basis for de-matrixing with the received sum signal M ... | 03/28/1989 |
| 4812905 | System for compensating for the violation of the constant luminance principle in color television systems The high frequencies of the red, blue and green color television signals, with appropriate individual gain levels, are combined in a mixer having non-additive and additive characteristics, with the standard high frequency luminance signal to obtain a corr... | 03/14/1989 |
| 4780361 | Laminated scrub pad having an abrasive surface A scrub pad, particularly suitable for medical uses, comprises a flattened laminate consisting of an initially compressed-in-thickness sheet of cellulose sponge material which upon absorption of washing fluids expands in thickness to approximately six tim... | 10/25/1988 |
| 4771464 | FM stereophonic broadcasting system utilizing simultaneous companding and modulation/demodulation An FM stereophonic broadcasting system incorporating companding of the difference signal in which the broadcast signal includes both the usual difference signal and a compressed version of the difference signal which utilizes, in the transmitter, a circui... | 09/13/1988 |
| 4769841 | Receiver for compatible FM stereophonic system utilizing companding of difference signal In the receiver of an FM stereo broadcasting system which transmits both the usual stereo difference signal S and a compressed version S' of the difference signal compressed according to a compression characteristic such that signals in a lower portion of... | 09/06/1988 |
| 4752955 | FM stereophonic system having improved compatibility in presence of multipath The compatibility of an FM stereophonic broadcasting system incorporating companding of the difference signal, in which both the usual difference signal and a compressed version of the difference signal are transmitted, with conventional FM receivers is i... | 06/21/1988 |
| 4751734 | Receiver for FM stereophonic broadcasting system utilizing circuits for reducing effects of multipath To counter the effects of multipath on the signal received at the receiver of an FM stereophonic broadcasting system utilizing companding of the stereo difference signal, the normal operation of the expander embodied in the receiver is automatically modif... | 06/14/1988 |
| 4730608 | External bone-anchoring fixator A fixator for externally anchoring broken bones including a pair of generally planar members each having a plurality of openings adapted to receive a respective group of bone pins inserted in respective pieces of bone. The pins are clamped to the planar m... | 03/15/1988 |
| 4673467 | Method of manufacturing fine-grained copper substrate for optical information carrier A method is provided for depositing on a substrate a layer of fine-grained copper especially adapted for the making of masters for optical information storage discs, comprising the steps of placing a substrate in an electroplating bath comprising from abo... | 06/16/1987 |
| 4637391 | Surgical saw blade A saw blade adapted for attachment to a power operated surgical saw having teeth disposed along at least a portion of its periphery and having a centrally located saw connector receiving opening and at least one elongated slot disposed between the central... | 01/20/1987 |
| 4622878 | Stereophonic system for electronic organs A stereophonic electronic organ system having two electrical-acoustic channels each including a loudspeaker separated from the other, note generating means for producing for each note in a musical range two time-displaced electrical signals of substantial... | 11/18/1986 |
| 4607379 | Circuit for connecting together multiple serial data lines Apparatus operable without need for an external power source for conveniently interconnecting data communication equipment (DCE), such as a modem, and multiple data terminal equipments (DTE), such as terminals and/or printers, which each have an interface... | 08/19/1986 |
| 4605950 | Two channel compatible high definition television broadcast system A television system for broadcasting high definition television on two channels of a direct broadcast satellite, a first of which carries a compatible 525-line picture. A second channel carries an augmentation signal, which in conjunction with the signal ... | 08/12/1986 |
| 4602545 | Digital signal generator for musical notes A digital tone generator for a keyboard electronic musical instrument is described. The generator is of the waveshape memory type and repetitively interpolates between successive stored sample points thereby to effectively multiply the number of samples r... | 07/29/1986 |
| 4602380 | Compatible transmission techniques for FM stereophonic radio and television A stereophonic broadcasting system incorporating companding of the difference signal in which both the usual difference signal and a compressed version of the difference signal are transmitted to one or more remote receivers. At the receiver the usual dif... | 07/22/1986 |
| 4602381 | Adaptive expanders for FM stereophonic broadcasting system utilizing companding of difference signal A stereophonic broadcasting system incorporating companding of the difference signal in which both the usual difference signal and a compressed version of the difference signal are transmitted to one or more remote receivers. At the receiver the usual, un... | 07/22/1986 |
| 4570250 | Optical sound-reproducing apparatus A system for generating audible information from a sound track printed on paper by conventional printing techniques, the sound track consisting of a multiplicity of closely-spaced parallel sound track segments which are curved in a manual scanning directi... | 02/11/1986 |
| 4516572 | Perforated closed cell padding material Perforated closed cell polyvinyl chloride foam padding material useful with an immobilizing orthopedic cast, said material being capable of transporting moisture along the surface thereof in contact with the human skin and of passing moisture such as wate... | 05/14/1985 |
| 4516322 | Shearing apparatus A mechanically operated cutter assembly adapted to shear bar or rod stock, such as bone pins, even though both ends of the rod are fixed, along a plane perpendicular to its axis, includes a body member having an elongated interior channel within which a r... | 05/14/1985 |
| 4516257 | Triphonic sound system A triphonic sound system in which three independent stereophonically related audio frequency source signals L, R and C are combined to derive three other audio frequency signals M, S, and T which respectively comprise (L+1.4C+R, (L-R) and (-1.4C). In a pr... | 05/07/1985 |
| 4501424 | Manual controller for video system An adapter is disclosed which is applicable for use in conjunction with a video game controller system. The disclosed adapter increases the manual inputs that can be communicated from one of the manual controller units to the video game controller system.... | 02/26/1985 |
