Bizarre Patents
A method for inducing cats to exercise consists of directing a beam of invisible light produced by a hand-held laser apparatus onto the floor or wall.
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 |
| 6164678 | Non-rotating wheel disk and attachable accessories The present invention provides a non-rotating wheel disk for the main wheels of conventional wheelchairs. The non-rotating wheel disks shield the spokes from damage and a user's hands from injury. Easily accessible pockets for storing needed materials, ca... | 12/26/2000 |
| 6137490 | Computer system for operating plural applications and display devices An operator switches over an application and inputs data through a keyboard 1. Each of CRTs 2 and 3 displays the application and the data inputted by the input unit. A control unit 11 executes processing and switchover of the application, executes process... | 10/24/2000 |
| 6134123 | Switch-mode DC power supply, monolithic IC and hybrid IC for the same The switch-mode dc power supply includes a series circuit, a rectifier, an output smoothing circuit, detection circuit, an adding circuit, a triangular wave generator and a control signal generator. The series circuit includes a primary winding of a HF tr... | 10/17/2000 |
| 6131344 | Mixed construction material for slit wall of excavation pit lining An excavation pit lining consisting of a slit wall of a hardening single-phase slit wall material with an exposed surface on the pit side, and also of vertical support elements placed at a distance in the single-phase slit wall material, whereby the slit ... | 10/17/2000 |
| 6130957 | Method and system for producing computer generated holograms realizing real time holographic video production and display A scheme for producing computer generated holograms in which a motion vector of each object to be displayed is detected, objects are classified according to their motions, a hologram fringe pattern for each classified group of objects is calculated separa... | 10/10/2000 |
| 6126139 | Valve unit A valve unit for the evacuation and filling of media, especially liquids, in a system comprising a valve housing (4), at least two valve seats (15), in one of said valve seats there being housed a valve part for evacuation, and in the second of said valve... | 10/03/2000 |
| 6126668 | Microkeratome A microkeratome is provided for use in lamellar surgery on the cornea of the eye. The microkeratome includes a base carrying a camshaft for rotation by a cable connected to the shaft. The base also supports a moving blade assembly slidably mounted on an a... | 10/03/2000 |
| 6120727 | Manufacturing method of sintered composite machine component having inner part and outer part Disclosed is a method of manufacturing a machine component of sintered ferriferous composite comprising an outer part and an inner part which is fitted into a hole of the outer part. It has the steps of: preparing one of the outer part and the inner part ... | 09/19/2000 |
| 6119789 | Implement tracking hitch Hitch for interconnecting a tractor to a towed implement such as a sprayer, operated by a power takeoff (PTO) of the tractor. The hitch has a turning axis located close to the front of the implement, and a universal joint in the PTO shall be in vertical a... | 09/19/2000 |
| 6109252 | Projectile feed system Apparatus for feeding of paint balls to the breech of a paint ball gun. Paint balls are received in pockets around the periphery of a carrier. Rotation of the carrier moves the paint balls into contact with a guide assembly. The guide assembly, which comp... | 08/29/2000 |
| 6102418 | Hydropneumatic suspension system A hydropneumatic suspension system, particularly for wheel support in motor vehicles, with at least one spring arrangement (1, 2) having at least one hydraulic spring strut (4), at least one hydropneumatic spring reservoir (6) and at least one damping val... | 08/15/2000 |
| 6100382 | Method and composition for remediating environmental contaminants A method and composition for the remediation of environmental contaminants in soil, sediment, aquifer material or water wherein contaminants are first reduced with a reducing agent found in sediment and are then oxidized to environmentally safe products. ... | 08/08/2000 |
| 6078387 | Test apparatus Apparatus for testing electrical bonds of a semiconductor device includes a cantilever arm (14a) with a test head (16) mounted thereon. The test head (16) is biased by the arm (14a) against a base plate (11), but can be moved away from the base plate (11)... | 06/20/2000 |
| 6078439 | Optics unit for signal, traffic and display equipment, arrangement of the same therein and method therefore A manner of mounting optical elements in the front plate of an alternating traffic sign makes possible an easily-cleaned, flat or smooth outer surface and guarantees an exact alignment of all lens elements with simultaneous sealing. An optics housing is p... | 06/20/2000 |
| 6072876 | Method and system for depositing private key used in RSA cryptosystem A scheme for depositing a private key used in the RSA cryptosystem which is capable of maintaining the private key more safely, without requiring a user to always carry around a storage medium. In this scheme, a private key of a user is divided into a fir... | 06/06/2000 |
| 6067831 | Hydroforming process A hydroforming process for forming a component from an elongate tubular blank comprised of a deformable metal, the process including placing the blank in a die and sealing opposed ends of the tubular blank, heating the blank to a predetermined deformation... | 05/30/2000 |
| 6065695 | Dry and crush treating method using jet burner and treating apparatus therefor A dry and crush treating apparatus using a jet burner, includes: a jet burner drying an oil-containing or/and water-containing raw material; a dry treating tank; and a recovering unit recovering a dried fine particles made of the raw material. In the cons... | 05/23/2000 |
| 6064958 | Pattern recognition scheme using probabilistic models based on mixtures distribution of discrete distribution A pattern recognition scheme using probabilistic models that are capable of reducing a calculation cost for the output probability while improving a recognition performance even when a number of mixture component distributions of respective states is smal... | 05/16/2000 |
| 6051944 | Drive-circuit of a brushless DC motor Drive circuit for a brushless, electronically commutated DC motor, wherein an electronic switching element (T1, T2) is arranged in series with each phase winding (L1, L2) of the motor and the switching elements ... | 04/18/2000 |
| 6049983 | Method for producing a sintered porous bearing and the sintered porous bearing A cylindrical sintered material is placed in a cavity composed of die, a core disposed in the center of the die, and a pair of upper and lower punches provided within the die and compressed by the upper and lower punches. A gap is provided between an inte... | 04/18/2000 |
| 6047697 | Solar collector A solar collector comprising an evacuation envelope; an absorber housed inside the evacuated envelope and comprising plates which define an evaporation gap, the evaporation gap providing communication between a reservoir of heat transfer fluid at a first,... | 04/11/2000 |
| 6039278 | Spinning reel for fishing A spinning reel for fishing 10 comprises a spool shaft 17 reciprocal in an axial direction during rotation of a handle shaft and a being provided at a first axial end of the spool shaft. The reel includes an adjustable drag mechanism 23 including a core b... | 03/21/2000 |
| 6040251 | Garments of barrier webs The present invention includes novel barrier webs that have certain desirable physical qualities such as water resistance, increased durability, improved barrier qualities and the like. The present invention further comprises a barrier web comprising a we... | 03/21/2000 |
| 6038581 | Scheme for arithmetic operations in finite field and group operations over elliptic curves realizing improved computational speed A scheme for arithmetic operations in finite field and group operations over elliptic curves capable of realizing a very fast implementation. According to this scheme, by using a normal basis [ +1], the multiplicative inverse calculation and... | 03/14/2000 |
| 6029437 | Cable/hose handling chain A chain link for a cable/hose handling chain, the chain link including a body defined by a pair of opposed sidewalls, a top wall and a bottom wall which together define a closed compartment for housing cables/hoses, each of the sidewalls being provided wi... | 02/29/2000 |
| 6029904 | Agricultural sprayer with improved dissolution of dry chemicals A sprayer reduces undissolved particulates in a liquid spray solution by pumping jets of the liquid toward an impact surface within the tank of the sprayer. The liquid jets and the impact plate are above the liquid in the tank, and the liquid drains into ... | 02/29/2000 |
| 6027144 | Plug-in connector for pressure medium systems The present invention relates to a pressure medium plug-in connector, consisting of two connector parts, i.e. a housing part (2) and a plug part (4), wherein the plug part (4) with a plug shaft (6), via at least one peripheral seal (10) located in an annu... | 02/22/2000 |
| 6027143 | Plug connection for pressure systems The invention pertains to a plug connection for pressure systems which consists of two coupling parts, namely a receptacle part (2) and a plug part (4). The plug part (4) can be inserted into a receptacle opening (8) of the receptacle part (2) with a plug... | 02/22/2000 |
| 6026331 | Treatment apparatus A probe (1) is designed to propagate and radiate microwave electromagnetic energy in a controlled fashion. The probe (1) includes at least one waveguide (2) of cross-section which would not normally pass microwaves at the operational frequency. The wavegu... | 02/15/2000 |
| 6026359 | Scheme for model adaptation in pattern recognition based on Taylor expansion A model adaptation scheme in the pattern recognition, which is capable of realizing a fast, real time model adaptation and improving the recognition performance. This model adaptation scheme determines a change in a parameter expressing a condition of pat... | 02/15/2000 |
| 6022685 | Methods and compositions for detecting anti-hepatitis E virus activity The present invention provides antigenic peptides and polypeptides of hepatitis E virus. Also provided are mixtures of conjugated and unconjugated peptides of the present invention. Methods of detecting hepatitis E viral infection in a subject using the p... | 02/08/2000 |
| 6017191 | Axial ventilator housing This invention relates to an axial fan housing having a metallic shielding grating covering an air passage opening, wherein the grating is formed with a series of vane-like guide bars arranged in two or more concentric circular series. The number of guide... | 01/25/2000 |
| 6012261 | Method of installing wall-to-wall carpet There is disclosed an improved method of installing wall-to-wall carpet. The method comprises installing a wall-to-wall carpet on a substrate bounded at least partially by opposed walls by applying to the substrate an intermediate member having a top surf... | 01/11/2000 |
| 6010161 | Plug connection for pressure systems A plug connection for a pressure system comprising a receptacle part and a plug part, the plug part is inserted into the receptacle part and retained therein by a locking device which forms a prelocked, unsealed connection and a locked, sealed connection ... | 01/04/2000 |
| 6007040 | Seat slide apparatus A seat slide apparatus includes: a lock plate axially attached to a side surface of an upper rail of which a portion near a base portion is axially attached in a freely rotatable manner; a lock hole formed in a lower portion close to a free end of the loc... | 12/28/1999 |
| 6004127 | Oil burner A heating system with a combustion chamber into which fuel is fed via a fuel feed unit in the form of an injection device which operates on the energy-storage principle and has a pump and a nozzle device which delivers bursts of fuel in specified quantiti... | 12/21/1999 |
| 5999975 | On-line information providing scheme featuring function to dynamically account for user's interest An on-line information providing scheme capable of dynamically accounting for user's interest with respect to information and providing appropriate information presentation according to the user's interest. An information provider device updates the infor... | 12/07/1999 |
| 5996548 | Method of operating an internal combustion engine The invention relates to a method of operating an internal combustion engine and to an internal combustion engine respectively. In accordance with the method of operating an internal combustion engine in accordance with the invention fuel is injected into... | 12/07/1999 |
| 5992792 | Aircraft with jet flap propulsion In an aircraft (1) according to the invention the engine drives a blower and the compressed air is used to increase the lift of the wing (18) and the canard (22) using jet flap propulsion. The airfoil profile has maximum thickness just forward of the control ... | 11/30/1999 |
| 5994388 | Cytochalasin and isoindolinone derivatives as inhibitors of angiogenesis The present invention relates to inhibition of angiogenesis and the treatment of diseases mediated by angiogenesis. Particularly, the invention relates to the inhibition of neovascularization and the treatment of cancer. The invention further relates to t... | 11/30/1999 |
