Bizarre Patents
Pet Toilet-Like Water Disk and Food Storage
One pet-friendly inventor patented "a device for watering pets, e.g., a dog or cat." The device, he helpfully noted, "has the general shape of a toilet."
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| Application No. | Application Title | Issue Date |
| 20100027783 | Precalculated encryption key An authenticated encryption method includes receiving, by an Advanced Encryption Standard (AES) engine, a cipher key and computing a hash key using the received cipher key. The computed hash key is stored in a storage memory. The AES engine then receives a packet of dat... | 02/04/2010 |
| 20090323867 | Adaptive synchronization enhancement technique for serial modulated waveforms Methods and apparatus for synchronization (SYNC) detection of a received serial offset quadrature pulse shaped waveform modulated by a symbol SYNC sequence are provided. The waveform is serially demodulated into a serial baseband signal and correlated in parallel with s... | 12/31/2009 |
| 20090078848 | Pump bracket 90° mounting A new and unique L-shaped bracket for mounting a pump is provided, featuring a rear bracket member having a rear cavity portion for receiving and supporting one end of the pump; and a bracket support perpendicularly extending from the rear bracket member, having one or ... | 03/26/2009 |
| 20090028219 | Coherent and non-coherent hybrid direct sequence/frequency hopping spread spectrum systems with high power and bandwidth efficiency and methods thereof A hybrid spread spectrum system includes a signal combiner for (a) receiving a plurality of spread spectrum encoded data signals and (b) forming a plurality of combined signals. A first set of mixers is included for (a) receiving the plurality of combined signals and at... | 01/29/2009 |
| 20090014558 | Portable sprayer/mister/fogging system for dispersing media in a uniform and controlled manner The present invention provides a portable sprayer, mister or fogger system for dispensing media in a uniform and controlled manner, featuring a tubular member having two semi-tubular molded parts with an open front end, and having a living hinge for flexibly coupling to... | 01/15/2009 |
| 20080313746 | Integrated circuit protection and detection grid A mesh of conductors forms a grid in a multi-layered electronic device. The mesh of conductors includes (1) a first set of conductors disposed in one layer forming parallel lines in the one layer, and (2) a second set of conductors disposed in another laye... | 12/18/2008 |
| 20080258088 | Flowswitch with O-ring seal The present invention provides a flowswitch for installing in piping, featuring a flowswitch base having an inner cavity; a pivot rod being arranged for rotating in the flowswitch base, the pivot rod having a pair of O-ring grooves; a paddle arm being coupled to the piv... | 10/23/2008 |
| 20080253433 | System and method for generating multicarrier spread spectrum signals with constant envelope A method of generating a multicarrier spread spectrum signal having a constant envelope includes partitioning multiple spreading codes into at least a first portion of spreading codes and a second portion of spreading codes. First and second modulating signals, respecti... | 10/16/2008 |
| 20080230124 | Method for replacing seals in recreational vehicles gate valves without removing valve housing from plumbing The present invention provides a method for replacing seals in recreational vehicles gate valves without removing valve housing from plumbing. The method for replacing blade seals in a gate valve features coupling a valve housing of the gate valve to suitable plumbing, ... | 09/25/2008 |
| 20080230125 | Compartmentalized electric/manual gate valve The present invention provides a gate valve for controlling the flow of a medium through suitable plumbing, featuring a valve housing for coupling the gate valve to the suitable plumbing; a detachable drive unit having a movable blade arranged therein; detachable blade ... | 09/25/2008 |
| 20080223709 | FLUID LEVEL SWITCH The present invention provides a float level switch featuring a housing; an actuator shaft arranged in the housing; and a low force shaft seal assembly arranged between the actuator shaft and the housing, having a combination of disks or seals, one being made of a semi-... | 09/18/2008 |
| 20080174118 | Rocking motion charging device using faraday principle The present invention provides rocking motion charging device using Faraday's principle. The rocking motion charging device features at least three rocking devices for generating electricity and a gimbaled disk or member coupled to the at least three rocking devices, re... | 07/24/2008 |
| 20080151139 | Addressable backlight for LCD panel A display unit includes an LCD panel for providing an output image to a viewer. An APD panel is disposed behind the LCD panel for providing a backlit image to the LCD panel. The LCD panel and the APD panel are vertically stacked one behind the other with an air gap betw... | 06/26/2008 |
| 20080106336 | Differential amplifier with current source controlled through differential feedback A differential amplifier includes a first electrical path formed between a first transistor and a first load impedance; a second electrical path formed between a second transistor and a second load impedance; a tail-current transistor coupled to the first and second tra... | 05/08/2008 |
| 20080101442 | Simplified timing correction for data despreading of serial offset quadrature pulse-shaped spread signals A simplified timing correction method is provided for data despreading of serial offset quadrature pulse-shaped spread signals. The simplified timing correction algorithm is applied to a rake receiver for improved performance in a multi-path channel. Serial formatting o... | 05/01/2008 |
| 20080084472 | System and method for dynamically correcting parallax in head borne video systems A dynamically corrected parallax system includes a head borne video source for imaging an object and providing video data. A controller electronically offsets the video data provided from the head borne video source to form offset video data. A display device receives t... | 04/10/2008 |
| 20080066543 | Combined oil level or condition sensor and sight oil level gage The invention provides an oil level or condition sensor featuring a housing and a baffle or plate arrangement arranged in the housing, where the baffle or plate arrangement forms a capacitor when the housing is filled with oil, the baffle or plate arrangement being resp... | 03/20/2008 |
| 20080054949 | High gain, high speed comparator operable at low current A comparator includes a differential pair of transistors providing a first amplification stage and receiving inverting and non-inverting input signals. An output transistor is coupled to the differential pair of transistors providing a second amplification stage and tra... | 03/06/2008 |
| 20080043098 | Spotlight with integral low lux video camera system The invention provides a searchlight device for a recreational boat or other suitable vehicle, vessel or device, featuring a housing for mounting on the recreational boat or other suitable vehicle, vessel or device; a light arranged in the housing, responsive to a light... | 02/21/2008 |
| 20080032648 | Ultra wide band, differential input/output, high frequency active combiner in an integrated circuit A wideband combiner includes a core amplifier for receiving first and second pairs of differential input signals and providing a single pair of differential output signals. The pair of differential output signals are a combination of the first and second pair of differe... | 02/07/2008 |
| 20080025640 | Motion compensated image registration for overlaid/fused video A system for compensating image misregistration between at least two image sensors includes a first image sensor and a second image sensor which are disposed on a platform and are configured to provide first and second output images, respectively. The system also includ... | 01/31/2008 |
| 20080024230 | Low noise phase locked loop with a high precision lock detector A phase lock loop (PLL) includes a voltage controlled oscillator (VCO) for providing a VCO output signal. A first phase/frequency detector (PFD) for providing a first voltage tuning signal is included for controlling a frequency of the VCO output signal by comparing a f... | 01/31/2008 |
| 20080018405 | Ultra wide band, differential input/output, high frequency amplifier in an integrated circuit A wide band amplifier includes a core amplifier having input terminals and output terminals for, respectively, receiving differential input signals and providing amplified differential output signals. A bandwidth peaking network is coupled to the core amplifier and incl... | 01/24/2008 |
| 20080007826 | Modular night vision assemblies A modular night vision assembly comprising a first night vision monocular, a power assembly and a connection assembly. The monocular includes a first monocular housing enclosing a first optic assembly and a first associated electrical assembly. A first contact interface... | 01/10/2008 |
| 20080003972 | Ultra wide band, differential input/output, high frequency active mixer in an integrated circuit A wideband mixer includes a core mixer having input terminals and output terminals for, respectively, receiving differential input signals and providing amplified differential output signals. A steering module is coupled to the core mixer for receiving differential refe... | 01/03/2008 |
| 20080001665 | Ultra wide band, differential input/output, high frequency active splitter in an integrated circuit A wideband splitter includes a core amplifier for receiving a single pair of differential input signals and providing first and second pairs of differential output signals. The first pair of differential output signals and the second pair of differential outputs have su... | 01/03/2008 |
| 20070279238 | PROXIMITY DETECTOR FOR NIGHT VISION GOGGLES SHUT-OFF A night vision device is disclosed. The device includes a housing that houses an intensifier tube and a proximity sensor mounted on the housing. An ON/OFF switch is operatively coupled to the intensifier tube and to the proximity sensor such that operation of the ON/OFF... | 12/06/2007 |
| 20070231159 | Flexible drive pump A two-stage pump device features a main pump for pumping a fluid; and a priming pump coupled to the main pump via a length of flexible hose, the priming pump having a propeller for feeding the fluid to the main pump and priming the same in response to either manual actu... | 10/04/2007 |
| 20070209719 | Triple duty valve A valve assembly is disclosed. The valve assembly includes a valve body having an inlet opening, an outlet opening, and a flow passage extending therebetween. A check valve is disposed within the flow passage. A shutoff valve is disposed within the flow passage. A ventu... | 09/13/2007 |
| 20070212229 | Method and apparatus for pump protection without the use of traditional sensors The present invention provides protection for centrifugal pumps while differentiating between dangerous operating conditions (e.g. dry running, minimum flow and runout) and/or conditions where transient conditions (e.g. closed valve operation) may occur and the protecti... | 09/13/2007 |
| 20070212230 | Method for optimizing valve position and pump speed in a PID control valve system without the use of external signals The present invention provides an algorithm that utilizes flow reference data which can be mathematically determined as a function of various pump and motor parameters such as speed, torque or power or from calibrated flow curves stored in an evaluation device, or from ... | 09/13/2007 |
| 20070212210 | Method for determining pump flow without the use of traditional sensors A technique for determining pump flow without using traditional sensors features steps and modules for creating a calibrated power curve at closed valve conditions at several speeds; calculating coefficients from a normalized power curve based on a pump's power ratio; a... | 09/13/2007 |
| 20070192152 | Software phase sequencer editor and method of editing A phase sequence system for performing a task is disclosed. The system includes a controller operationally connected to a system and operational software for operating the system. The operational software comprises a sequence of numbers to perform the task. A phase edit... | 08/16/2007 |
| 20070188398 | High power, polarization-diverse cloverleaf phased array A phased array antenna includes a substrate, and multiple radiating elements conformally mounted as micro-strip on the substrate. Each of the radiating elements is of a triangular shape, and four of the radiating elements are arranged to form a crossed bowtie cloverleaf... | 08/16/2007 |
| 20070160335 | ABSORPTIVE CLAD FIBER OPTIC FACEPLATE TUBE A limiter device is used as a fiber optic faceplate (FOFP) night vision goggle for limiting light or laser induced damage on a vacuum side of the FOFP. The limiter device includes a plurality of longitudinally extending optical fibers, each bundled to each other to form... | 07/12/2007 |
| 20070145245 | DISPLAY OF INDICATOR LIGHTS IN NIGHT VISION DEVICES USING FIBER OPTIC SCREEN A night vision device includes an image intensifier tube and a fiber optic screen disposed in operative relationship to each other. The fiber optic screen includes a longitudinal bundle of multiple optical fibers, where the bundle has an outer surface. A groove is forme... | 06/28/2007 |
| 20070138070 | Energy-efficient biological treatment system with filtration membrane A membrane filtration system comprising one or more submerged ultrafiltration or microfiltration membrane assemblies at ambient pressure,with mixed liquor is discharged underneath each membrane assembly. In a sequenced batch reactor system, a coarse bubble air diffuser ... | 06/21/2007 |
| 20070130677 | Marine toilet A marine toilet comprises an outer enclosure (10), a pump (12) arranged within the outer enclosure, an actuator (14) for operating the pump to implement toilet flushing, a toilet bowl (16) which is received in an opening in the top of the out... | 06/14/2007 |
| 20070084985 | NIGHT VISION GOGGLE WITH SEPARATE CAMERA AND USER OUPUT PATHS A night vision device comprising a first detector, a beam splitter, a user optical output and a camera. The first detector is configured to detect and transmit a scene image in a first spectral band along a first optical path. The beam splitter is configured to receive ... | 04/19/2007 |
| 20070061114 | Method for improving the performance accuracy in differential absorption lidar for oil and gas pipeline leak detection and quantification An improved method for determining whether a measurement point, measured using a differential absorption LIDAR (DIAL) system, represents a plume point or a non-plume point. Concentration path lengths (CPL's) for a plurality of measurement points are determined. An avera... | 03/15/2007 |
