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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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Attorney: Rosenberg, Klein & Lee


Number of patents: 6966
Last date: May 17, 2011

1                      
NumberTitleIssue Date
7944715Controller for use in a resonant direct current/direct current converter
A controller is adapted for controlling a switch of a resonant direct current/direct current converter, and includes: a pulse width modulation controlling unit for detecting an output voltage of the resonant direct current/direct current converter, and for generatin...
05/17/2011
7944713Electric power conversion circuit having transfer gain variable by pulse-width modulation
The present invention discloses a single stage DC to DC electric power conversation circuit which has a transfer gain variable by pulse-width modulation over a continuum from zero to beyond unity. Conversion efficiency of the circuit is optimal when the transfer gai...
05/17/2011
7944434Mouse with gain weight means
A mouse with gain weight means comprising a case, a cursor control unit, a plurality of keys, a housing, and a balancing weight component. The case has a circuit board disposed inside of the case and a plurality of balancing weight notches in the bottom of the case....
05/17/2011
7944402Dipole antenna capable of supporting multi-band communications
According to one embodiment of the present invention, a dipole antenna capable of supporting multi-band communications, includes a first portion of the antenna in a folded structure, a second portion of the antenna that includes a first coupling pad and a second cou...
05/17/2011
7944289Minimum pulse generation in a class-D amplifier
For minimum pulse generation in a class-D amplifier, a trapezoid switching waveform shape is used to replace the tradition triangle type to generate PWM pulses. Two voltages are compared with a sawtooth wave signal to generate the trapezoid waveform signal and a con...
05/17/2011
7944171Attachable wireless charging device
An attachable wireless charging device includes a carrier board, a receiving coil, a circuit board, and at least two conductive wires. The carrier board has a back surface on which an adhesive layer is coated. The receiving coil is formed in the carrier board. The c...
05/17/2011
7941201Microprobe array structure and method for manufacturing the same
A microprobe array structure with self-stabilization capability and a method for manufacturing the same are proposed. The microprobe array structure is used to sense various biopotential signals, and is characterized in that the etching parameters are controlled dur...
05/10/2011
7940920Telecommunication capable of silent operation and the related method therof
Disclosed is a telecommunication system including a main telecommunication apparatus, at least one slave telecommunication apparatus and a virtual signal circuit. The slave telecommunication apparatus is coupled to the main telecommunication apparatus. The virtual s...
05/10/2011
7940876USB frequency synchronizing apparatus and method of synchronizing frequencies
A universal series bus (USB) frequency synchronous apparatus using a start of frame (SOF) signal generated by a master device to mark a reference interval is disclosed. The frequency synchronizing apparatus includes a frequency divider, a counter unit with a default...
05/10/2011
7940596Adaptive zero current sense apparatus and method for a switching regulator
A switching regulator includes a low-side switch having a body diode. During the low-side switch is on, a zero-current sense circuit monitors the inductor current of the switching regulator and triggers a signal to turn off the low-side switch when the inductor curr...
05/10/2011
7940326Device to transfer photo images into digital data
A kind of device to transfer photo images into digital data includes a body wherein photo taking mechanisms are set inside and insert-fit grooves and positioning mechanisms are set with internal lighting printed circuit boards at the other side. A reflecting shield ...
05/10/2011
7940019Control module adapted to brush and brushless motors
A control module adapted to brush and brushless motors essentially applies a magnetic sensor to generate detecting signals in response to the status of the motor and deliver those signals to a control unit. The control unit further converts the signals into discrete...
05/10/2011
7939919LED-packaging arrangement and light bar employing the same
An LED-packaging arrangement, comprising: a first connection block with an enclosure groove at the bottom thereof; a second connection block with an enclosure groove at the bottom thereof; a light-emitting chip positioned at the top of the first connection block and...
05/10/2011
7939906Preparation method for an electron tomography sample with embedded markers and a method for reconstructing a three-dimensional image
A manufacturing method for an electron tomography specimen with embedded fiducial markers includes the following steps. A chip of wafer is provided. The chip includes at least one inspecting area. At least one trench is produced beside the inspecting area. A liquid ...
05/10/2011
7938716Apparatus and method for spiral polishing with electromagnetic abrasive
An apparatus and method for spiral polishing with electromagnetic abrasive has adopted the principle of electromagnetic and magnetic abrasive along with a lead screw to polish the inner or outer surface of a precise screw or a complicated part. The apparatus include...
05/10/2011
7938684Electrical connector with aligning means and assembly combination thereof
An electrical connector with an aligning means includes an insulating body, a plurality of terminals, a lower casing, and an aligning casing. The terminals are provided on the insulating body. The lower casing is provided on the bottom of the insulating body. The al...
05/10/2011
7938680Grounding electrical connector
A grounding electrical connector includes: an inner sleeve, a front end of the inner sleeve having an outer flange, an annular groove being formed on an inner circumference of the outer flange; an outer sleeve coaxially positioned around the inner sleeve; a nut form...
05/10/2011
7938678Socket member
A socket member includes an insulated body, one connection unit disposed within the insulate body and one transmission terminal. The connection unit includes a connection body having a first side formed with a through hole and a fixing seat projecting from the first...
05/10/2011
7938260Shock-absorbing protection cover for a portable product
A protection cover is used for sleeving over a portable product so as to help protect the product from being scratched. The protection cover includes a shock-absorbing structure for shielding and concealing a corner of the portable product. The shock-absorbing struc...
05/10/2011
D637751LED spot light
05/10/2011
D637398Pull-rod handle for luggage
05/10/2011
7932663Piezoelectric transformer with pinwheel type electrode
Disclosed herein is a piezoelectric transformer having a pinwheel-type electrode. The piezoelectric transformer of the present invention includes a body, an upper electrodes and a lower electrode. The body is formed in a circular planar shape and is made of a piezoe...
04/26/2011
7932321Fabrication method of a basic polymer electrolyte film of blended polyvinyl alcohol and quaternary amine
The present invention discloses a fabrication method of a basic polymer electrolyte film of blended polyvinyl alcohol and quaternary amine, wherein hydrophilic polyvinyl alcohol and quaternary amine are separately dissolved in a polar organic solvent, and then, the ...
04/26/2011
7931387Light-emitting diode light source
An LED light source comprises a lower substrate having an upper surface which is formed with a groove and covered with an insulating layer in an area outside the groove, wherein the insulating layer is partially covered with a metal layer; an upper substrate dispose...
04/26/2011
D636936Hair dressing device
04/26/2011
D636773Multi-functional remote controller
04/26/2011
D636729USB connector
04/26/2011
D636606Mesh-chair cloth
04/26/2011
D636599Container for ornamental accessories
04/26/2011
7928825Safety plug
A safety plug, comprising: a housing a first metal blade a second metal blade a conducting device a bimetallic strip an isolating-equipment an elastomer a cover and an isolator, wherein all of its apparatus are all well-located even after encountering overloa...
04/19/2011
7927123Battery connector
A battery connector includes a receptacle connector and a plug connector coupled with the receptacle connector. The receptacle connector has an insulating housing defining a rectangular base and a rear wall extended upward from a rear end of the base to form a recei...
04/19/2011
7926985Custom assembly light-emitting module
A custom assembly light-emitting module includes a base unit, a light-emitting unit and a lens unit. The base unit has a heat-dissipating base and two first retaining structures extending upwards from two opposite lateral sides of the heat-dissipating base. The ligh...
04/19/2011
7926984Light source having LED and frame structure
A frame structure includes a first metallic frame, a second metallic frame, and a plastic housing. The first metallic frame has extension portions extending outwardly, and the first metallic frame is separately positioned from the second metallic frame. The first me...
04/19/2011
7926978Light set with surface mounted light emitting components
A light set with surface mounted light emitting components includes a first conducting wire and a second conducting wire disposed adjacent to the first conducting wire. The first and second conducting wires are correspondingly formed at a predetermined interval with...
04/19/2011
7926809Automatic playing card dispensing system
An automatic playing card dispensing system includes a scanner for recognizing the card suits and card values of the dispensed playing cards, a display, a set of indicator lights, and a driver unit for controlling dispensing of the playing cards and driving the disp...
04/19/2011
7926778Support having a transmission mechanism using a thin connecting piece
A support having a transmission mechanism using a thin connecting piece includes a support base body, a transmission plate, a supporting plate and at least one thin connecting piece. The support base body has a base and brackets extending upwardly from the base. The...
04/19/2011
7926606Fixing device for a foldable chassis of an electric walk-substituting vehicle
A walk-substituting vehicle includes a foldable chassis, a steering mechanism, a seat assembly, and a fixing device, which is movable to a fastening portion to prevent the chassis from folding from an in-use position; the chassis includes a main part and a footrest ...
04/19/2011
7926191Laser guiding device for machine tools
A laser guiding device for machine tools includes a casing, a circuit board and a laser module. The casing includes a base with a through-hole and a top cap covering the base. The circuit board is disposed on the base. The laser module is disposed on the base and el...
04/19/2011
D636420Concentrator lens
04/19/2011
D636355Light emitting diode assembly
04/19/2011
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