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Lawrence Welk, the bandleader who entertained millions of Americans over a generation of broadcasting his TV show, once received a patent: for a music-themed design of an ashtray.
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| Number | Title | Issue Date |
| 5137240 | Shoe tie apparatus A collapsible shoe tie apparatus including a mounting plate, a brace and a foot plate. The mounting plate is vertically disposed for mounting to a wall. The brace is pivotally connected to the mounting plate. The foot plate is pivotally connected to the u... | 08/11/1992 |
| 5115463 | Extended cordless telephone system An extended cordless telephone system for communicating information signals from a plurality of telephone lines through a telephone exchange, including a central station and a plurality of remote units. The plurality of remote units may be radio telephone... | 05/19/1992 |
| 5113409 | Spread spectrum intercept apparatus and method An apparatus for detecting an intercept signal having spread spectrum modulation, having a first antenna, a second antenna, a first channelizer, a second channelizer, parametric encoders, a spread hopper processor and a nonspread hopper processor. The fir... | 05/12/1992 |
| 5103460 | Spread spectrum intercept apparatus and method An apparatus for detecting an intercept signal having spread spectrum modulation, having a first antenna, a second antenna, a first channelizer, a second channelizer, parametric encoders, a spread hopper processor and a nonspread hopper processor. The fir... | 04/07/1992 |
| 5099319 | Video information delivery method and apparatus An apparatus having a central site and a remote site for customizing advertising for television using a video signal comprising a communications channel, studio processor, scheduling processor, network processor, transmittor, communications processor, vid... | 03/24/1992 |
| 5093840 | Adaptive power control for a spread spectrum transmitter An apparatus for adaptive-power control of a spread-spectrum transmitter of a mobile station operating in a cellular-communications network using spread-spectrum modulation. A base station transmits a generic spread-spectrum signal and an APC-data signal.... | 03/03/1992 |
| 5081643 | Spread spectrum multipath receiver apparatus and method An apparatus for adapting to receive a particular path, having the greatest amplitude, of a spread-spectrum signal with multipath. The spread-spectrum signal is modulated by a chip-code. A chip-code generator generates a chip-code signal having the same c... | 01/14/1992 |
| 5081642 | Reciprocal saw correlator method and apparatus A surface-acoustic-wave correlator for decoding a spread-spectrum signal having a data signal modulated with a plurality of chip sequences and reciprocal-chip sequences. A tapped-delay-line has a plurality of taps defining a tapped-delay-line structure ma... | 01/14/1992 |
| 5077794 | Dual framing bit sequence alignment apparatus and method A dual-framing-bit-alignment apparatus having a communications channel, a data device, an encryptor, a framing-bit device, a decryptor, a first framing-bit repositioner, and a second framing-bit repositioner. The first data device generates a first data-b... | 12/31/1991 |
| 5074550 | Exercise apparatus An exercise apparatus including a minitrampoline, a frame, a first pole, a second pole, a first hydraulic shock, and a second hydraulic shock. The frame supports the minitrampoline above a floor. The first and second poles have handles, and are pivotally ... | 12/24/1991 |
| 5056107 | Radio communication network for remote data generating stations A radio communications network for transmitting data from a plurality of remote stations to a central station is provided. This system is particularly proposed for automatic meter reading systems in which the remote stations are located at utility meters.... | 10/08/1991 |
| 5026152 | Enhanced cinema system An enhanced cinema system for use with a movie screen using a fog-like gas released from a plurality of retractable shafts having slits. The plurality of shafts may spin to generate a fog effect with the fog-like gas escaping from the slits. A movie proje... | 06/25/1991 |
| 5024357 | Latch hook frame A latch hook frame comprising a harp, a plurality of pegs, left and right tray supports and a tray, left and right legs and a main brace. The harp is characterized by a rectangular frame including a left member, a right member, three lateral members conne... | 06/18/1991 |
| 5016255 | Asymmetric spread spectrum correlator An apparatus for decoding a received spread spectrum signal having a data signal modulated with a pseudo-noise code and transmitted as an RF spread spectrum signal. A reference-sequence-storage device holds a reference-pseudo-noise signal, and a receive-s... | 05/14/1991 |
| 5016256 | Spread spectrum intercept apparatus and method An apparatus for detecting an intercept signal having spread spectrum modulation, having a first antenna, a second antenna, a first channelizer, a second channelizer, parametric encoders, a spread hopper processor and a nonspread hopper processor. The fir... | 05/14/1991 |
| 5003599 | In-band framing method and apparatus An in-band framing encoder, for continuously operating on bit stream having external-framing data and payload data. The bit stream includes a plurality of time-division-multiplexed frames of payload data achieving channel integrity with external-framing d... | 03/26/1991 |
| 5002181 | Chainletter apparatus A chain letter apparatus comprising a container, a lid, a plurality of flat members approximately rectangular in shape, a plurality of links, and first and second set of chains. The lid covers the container. The first plurality of flat members may be rect... | 03/26/1991 |
| 4981288 | Adjustable support apparatus An adjustable support apparatus for supporting a cabinet when installing the cabinet above a counter top, including an adjustable leg, an adjustable arm, and a cabinet-support member. The cabinet-support member extends substantially horizontally for suppo... | 01/01/1991 |
| 4977577 | Wireless alarm system A wireless alarm system using spread spectrum transmitters, fast frequency shift keying, spread spectrum receivers and computer with a display. The spread spectrum transmitter includes an oscillator coupled to a microprocessor with chip code generation me... | 12/11/1990 |
| 4972474 | Integer encryptor A integer encryptor and decryptor, with the integer encryptor comprising a pseudorandom source, a discrete-time source, guard-band means, and adding means. The pseudorandom source generates a random-data signal. The random-data signal is an integer that l... | 11/20/1990 |
| 4967389 | Bit density controller A bit density controller is capable of transmitting no more than 15 consecutive 0-bits to be sent serially in a data bit sequence, without a 1-bit, for operating on the AT&T T1 network. The bit density controller includes a state machine having a state in... | 10/30/1990 |
| 4964164 | RSA computation method for efficient batch processing A computation for batch processing public key encryption method using a processor. The method batch processes an e1th root of a first message-data signal, M1, as M11/e1, and an e2th root of a second message-data signal, M2... | 10/16/1990 |
| 4951857 | Paint brush carrier A paint brush carrier is provided for holding a paint brush, comprising a pocket clip, a flat member pivotally connected to the pocket clip, a handle clip attached to the flat member for clipping the handle of the paint brush, and a paint brush container ... | 08/28/1990 |
| 4847842 | SM codec method and apparatus A Schilling-Manela encoding codec is provided comprising the steps of storing a block of a data-bit sequence in a memory, calculating parity-check symbols from parity-line symbols having p-bits per symbol along parity lines, and setting the parity-check s... | 07/11/1989 |
| 4796260 | Schilling-Manela forward error correction and detection code method and apparatus A Schilling-Manela encoding method is provided comprising the steps of storing a block of a data-bit sequence in a memory, calculating parity-check symbols from parity-line symbols having p-bits per symbol along parity lines, and setting the parity-check ... | 01/03/1989 |
| 4763888 | Flat mail collator A flat mail collator is provided having a flat base with a rectangular shape and a handle connected to the flat support. A plurality of leaves having a rectangular shape are connected to the flat base for defining spaces between the adjacent ones of the l... | 08/16/1988 |
