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Patent No. 5823572

Self Defense Weapon With Memo

A self defense weapon formed as a memo pad and which is easily held by a person's fingers, therefore making it possible to provide protection from a mugger and also to quickly and easily write a record or a message without failure of missing or forgetting significant information under a stressful situation.

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Assignee: Drexel University


Location: Philadelphia, PA, US
No. of applications: 109

1      
Application No.Application TitleIssue Date
20120106613SYSTEMS AND METHODS FOR SELECTING RECONFIGURABLE ANTENNAS IN MIMO SYSTEMS
A method allows reconfigurable multi-element antennas to select the antenna configuration in MIMO, SIMO and MISO communication system. This selection scheme uses spatial correlation, channel reciprocal condition number, delay spread and average Signal to Noise Ratio (SN...
05/03/2012
20120102651TWO-PIECE LIGHTWEIGHT LITTER SYSTEM
This invention is directed to a durable, compact, two-piece, light weight, load sustaining litter system for the transport of humans, animals or objects. The litter system comprises a litter frame, a fabric disposed between the structure of the frame, at least one hinge...
05/03/2012
20120053489ALL ELECTRIC PIEZOELECTRIC FINGER SENSOR (PEFS) FOR SOFT MATERIAL STIFFNESS MEASUREMENT
A PEFS (Piezoelectric Finger Sensor) acts as an “electronic finger” capable of accurately and non-destructively measuring both the Young's compression modulus and shear modulus of tissues with gentle touches to the surface. The PEFS measures both the Young's compres...
03/01/2012
20120041124COMPOSITE REPAIR RESINS CONTAINING MINIMAL HAZARDOUS AIR POLLUTANTS AND VOLATILE ORGANIC COMPOUND
The present invention relates to a composition and method for fabricating composite resins that produce either reduced or zero volatile organic compound (VOC) and zero hazardous air pollutant (HAP) emissions. The non-volatile reactive diluents of the composite resin, fa...
02/16/2012
20110277618METHOD AND APPARATUS FOR BRAIDING MICRO STRANDS
A method and apparatus for fabricating microbraided structures is provided. A microbraiding device includes first and second carrier members that are movable with respect to each other. Each carrier includes a plurality of shelters. Spool-less strands of microfiber are ...
11/17/2011
20110270400PHASE TRANSITIONING HYDROGELS
A method of forming and the resulting hydrogel composition comprising poly(vinyl alcohol) at a final concentration of about 20% (w/w) to about 65% (w/w) and polyethylene glycol at a final concentration of about 2% (w/w) to about 20% (w/w), wherein the hydrogel compositi...
11/03/2011
20110265227PIEZOELECTRIC MICROCANTILEVERS AND USES IN ATOMIC FORCE MICROSCOPY
The invention is direct to a piezoelectric microcantilever for static contact and dynamic noncontact atomic force microscopy which may be carried out in solution. The piezoelectric microcantilever, which includes a piezoelectric layer and a non-piezoelectric layer is ca...
10/27/2011
20110264117TISSUE JOINING DEVICE AND INSTRUMENT FOR ENABLING USE OF A TISSUE JOINING DEVICE
A tissue joining device and a surgical instrument for employing the tissue joining device are provided. The tissue joining device may be designed such that a first member may be inserted into a second member in discrete increments so that two lumen structures can proper...
10/27/2011
20110260109WATER SOLUBLE NANOCRYSTALLINE QUANTUM DOTS
An economic, direct synthetic method for producing water soluble QDs that are ready for bioconjugation is provided. The method can produce aqueous QDs with emission wavelengths varying from 400 nm to 700 nm. Highly luminescent metal sulfide (MS) QDs are produced via an ...
10/27/2011
20110305837POLY(ETHYLENE GLYCOL) AND POLY(ETHYLENE OXIDE) BY INITIATED CHEMICAL VAPOR DEPOSITION
A method for ionic polymerization of ethylene oxide. In the first step of the method, a gaseous monomer composition comprising ethylene oxide at a first flow rate is mixed with a gaseous ionic polymerization initiator at a second flow rate, thereby forming a mixture. Th...
12/15/2011
20110305118Fiber Optic Hydrophone Sensors And Uses Thereof
Disclosed is detecting changes in pressure in a medium, with an optical fiber having a core diameter at an immersion surface contact of the fiber of less than 10 μm; a layer of material deposited on said end of the fiber, the material being of a thickness of from about...
12/15/2011
20110295903SYSTEM AND METHOD FOR AUTOMATICALLY GENERATING SYSTEMATIC REVIEWS OF A SCIENTIFIC FIELD
A system and method are provided for automatically generating systematic reviews of received information in a field of science and technology, such as scientific literature, where the systematic review includes a systematic review of a research field in the scientific l...
12/01/2011
20110251604NANO DISCHARGES IN LIQUIDS
The present invention is direct to a nano-probe corona tool and uses thereof. A nano-probe corona tool is disclosed having a tip with a diameter in the nano-scale, typically around 100 nm. The nano-probe corona tool is constructed of electrically conductive material. On...
10/13/2011
20110246636Efficient Distributed Algorithm for the Location Design and Routing Problem
The Location Design and Routing problem asks to find a subset of “depot” nodes and a spanning forest of a graph such that every connected component in the forest contains at least one depot. This problem arises in a number of both logistical and computer networking ...
10/06/2011
20110208063NON-CONTACT FREQUENCY DOMAIN NEAR INFRARED ABSORPTION (fNIR) DEVICE FOR ASSESSING TISSUE DAMAGE
A device for measuring the progress of healing of a wound over time includes at least one diode laser source that provides respective input wavelengths into at least one source fiber, a first optical switch that sequentially switches wavelengths among the respective inp...
08/25/2011
20110199563Polymer Dispersed Liquid Crystal Photovoltaic Device and Method for Making
A novel photovoltaic device including a polymer dispersed liquid crystal (PDLC) material that is capable of converting solar energy to electrical energy and method for making. The device may optionally include a conductive container for holding the PDLC material. In an ...
08/18/2011
20110192789METAL OR METAL OXIDE DEPOSITED FIBROUS MATERIALS
A method for electrospraying nanosized metal or metal oxide particles onto a substrate. A metal oxide deposited fibrous material comprising a substrate, fibers and metal oxide particles may be made using the method. The material may be a flexible and porous fibrous matr...
08/11/2011
20110175183INTEGRATED PLASMONIC LENS PHOTODETECTOR
Metal-semiconductor-metal (MSM) photodetectors may see increased responsivity when a plasmonic lens is integrated with the photodetector. The increased responsivity of the photodetector may be a result of effectively ‘guiding’ photons into the active area of the dev...
07/21/2011
20110172565SYSTEM AND METHOD FOR EVALUATING TISSUE
A sensor system for measuring an elastic modulus and a shear modulus and a method for evaluating a tissue. The invention pertains to a method for determining the presence of and/or characterizing abnormal growths, using a piezoelectric finger sensor (PEFS) system. The P...
07/14/2011
20110159109TITANIA DISPERSION AND METHOD FOR MAKING
A novel method for preparing a titania dispersion by blending two different titania dispersions synthesized by a solvothermal process and a hydrolysis process. The titania dispersion has a plurality of titania particles substantially uniformly dispersed therein and can ...
06/30/2011
20110154903METHOD FOR STRUCTURAL HEALTH MONITORING USING A SMART SENSOR SYSTEM
The structural health monitoring method of the present invention utilizes ultrasound to determine information about deformation, stress and/or damage in structural elements. The method propagates ultrasound through at least a portion of a material having fully-reversibl...
06/30/2011
20110153022BALLOON-ASSISTED ANNULUS REPAIR
The present invention is directed to an inflatable annulus repair device (10) for sealing an annulus defect located in an annulus fibrosis of an intervertebral disc space. In use, the inflatable device is introduced, in a first non-expanded state, preferably via ...
06/23/2011
20110138916SELF-EXCITING, SELF-SENSING PIEZOELECTRIC CANTILEVER SENSOR
A piezoelectric cantilever sensor includes a piezoelectric layer and a non-piezoelectric layer, a portion of which is attached to the piezoelectric layer. In one embodiment, one end of the non-piezoelectric layer extends beyond the end of piezoelectric layer to provide ...
06/16/2011
20110138915DETECTING AN ANALYTE USING A PIEZOELECTRIC CANTILEVER SENSOR
A piezoelectric cantilever sensor includes a piezoelectric layer and a non-piezoelectric layer, a portion of which is attached to the piezoelectric layer. In one embodiment, one end of the non-piezoelectric layer extends beyond the end of piezoelectric layer to provide ...
06/16/2011
20110124124ENHANCED DETECTION SENSITIVITY WITH PIEZOELECTRIC MICROCANTILEVER SENSORS
A method for enhancing the detection sensitivity of a piezoelectric microcantilever sensor. The method may involve providing a piezoelectric microcantilever and inducing a change in the Young's modulus during detection of a species of interest. The change in the Young's...
05/26/2011
20110122542SUPERCAPACITOR COMPOSITIONS, DEVICES AND RELATED METHODS
Disclosed are supercapacitor materials comprising compositions having pores that are optimally sized to maximize capacitance. Also disclosed are related methods for fabricating such supercapacitors....
05/26/2011
20110115896HIGH-SPEED AND LARGE-SCALE MICROSCOPE IMAGING
An imaging system generates an image of a specimen by acquiring images of individual portions of the specimen and combining the images to form a composite image. The system moves the specimen to a set of predetermined locations such that all portions of the specimen are...
05/19/2011
20110086435DETERMINATION OF DISSOCIATION CONSTANTS USING PIEZOELECTRIC MICROCANTILEVERS
A method for determining the dissociation constant (Kd) by plotting resonance frequency shift as a function of time for various target analyte concentrations. From this graph, the fraction of saturation, i.e. equilibrium fraction of bound binding sites out of...
04/14/2011
20110086368METHOD FOR IMMUNE RESPONSE DETECTION
A method for detecting one or more immunological response factors that is expressed in response to a therapeutic treatment and/or disease using a piezoelectric microcantilever sensor (PEMS) to assess a patient's immunological response. The method involves measuring a fr...
04/14/2011
20110066072INTRACRANIAL PRESSURE SENSOR
An intracranial pressure device for measuring CSF pressure in a skull includes a housing located between the scalp and the skull containing pressure device circuitry and a conduit extending downwardly from the housing to the vicinity of the CSF. A pressure sensor is cou...
03/17/2011
20110062014PLASMA REACTOR
A plasma reactor (10) is provided. The plasma reactor (10) includes a reaction chamber (12) formed by a wall (13). Proximate to the first end of the reaction chamber, the plasma reactor includes a feed gas inlet (14) for creating a rev...
03/17/2011
20110060260CERVICAL SPINE PROTECTION APPARATUS AND METHODS OF USE
The invention is directed to a cervical spine protection apparatus one or more composite bands attached to provide restraint of one or more motions of the cervical spine of a wearer. The apparatus is designed to protect a wearer from incurring cervical spinal injuries, ...
03/10/2011
20110044884HYDROGEN PRODUCTION FROM HYDROGEN SULFIDE
The present subject matter is directed to plasma dissociation of fluidic hydrogen sulfide to hydrogen and sulfur. A reactor is configured to have a plasma discharge and a vortex flow pattern. The plasma discharge provides energy to the hydrogen sulfide disassociation re...
02/24/2011
20110033504ARTICLES AND METHODS FOR REPAIRING DAMAGED NERVOUS TISSUE
The invention concerns substrates comprising a biocompatible gel and at least one of a plurality of cells, said cells being capable of producing at least one therapeutic agent. Other aspects of the invention concern methods of making such substrates and methods of repai...
02/10/2011
20110026019METHOD FOR THE FORMATION OF SERS SUBSTRATES
A method for the formation of surface enhanced Raman scattering substrates. The method produces thin substrates that have a nanoparticle ink deposited thereon. The nanoparticle ink may be any suitable nanoparticle ink such as silver, gold or copper nanoparticle ink whic...
02/03/2011
20110016841ALTERNATE TWIST PLY YARN WITH LOW RESIDUAL TWIST
ATP yarns having high twist efficiency (low residual twist) as well as methods for increasing the self plying action that occurs in ATP yarn processing. The self plying action and the ATP yarn structure may be improved by increasing the convergence angle of the singles ...
01/27/2011
20110011801DESALINATION SYSTEM AND PROCESS
The present invention pertains to an effective system and method for reducing or eliminating the formation of scale in desalination systems. The system utilizes at least one pair of electrodes in direct contact with a liquid to induce an oscillating electric field direc...
01/20/2011
20110006218NANODIAMOND COMPOSITIONS AND METHODS OF MAKING AND USING THEREOF
Provided are functionalized nanodiamonds. Also provided are methods for fabricating such functionalized nanodiamonds. Also provided are composites including nanodiamonds and polymers. Also provided are methods for fabricating such composites including nanodiamonds and p...
01/13/2011
20110001092WATER SOLUBLE NANOCRYSTALLINE QUANTUM DOTS
An economic, direct synthetic method for producing water soluble QDs that are ready for bioconjugation is provided. The method can produce aqueous QDs with emission wavelengths varying from 400 nm to 700 nm. Highly luminescent metal sulfide (MS) QDs are produced via an ...
01/06/2011
20100300872Methods for Low Temperature Hydrogen Sulfide Dissociation
A method of H2S dissociation which comprises generating radicals or ions. The H2S dissociation is initiated at relatively low temperature, e.g., of less than 1875 K. The residence time for dissociation generally ranges from about 0.01 s to 10 s. In...
12/02/2010
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