Patents Represented by Attorney, Agent or Law Firm Michael D. Bednarek
  • Power supply apparatus for electrostatic charging and method for same
    Patent number: 6574085
    Abstract: A power supply apparatus for electrostatic charging sprayed liquids from a spraying apparatus and method for same, the apparatus including a rotor having a magnet and magnetic poles, a booster coil assembly facing the rotor, for inducing high voltage AC pulses during the rotation of the rotor, and a rectifier for rectifying the high voltage AC pulses induced by the booster coil assembly to high voltage DC pulses and for supplying the high voltage DC pulses to a charging electrode. The power supply apparatus provides a compact and lightweight power generator system, thus eliminating cumbersome operations such as replacement or recharging of a large battery. In addition, a lighter weight and simplified operation reduces the burden on users and facilitates more efficient spraying.
    Type: Grant
    Filed: September 6, 2000
    Date of Patent: June 3, 2003
    Assignees: Oppama Industry Co., Ltd., Kioritz Corporation
    Inventors: Yoshiaki Hironaka, Masao Iwata, Kiyoshige Enomoto
  • DC to DC converting incorporating ZVS circuit and synchronized isolation circuit
    Patent number: 6567284
    Abstract: A DC to DC converter having a simplified logic circuit with both zero voltage switch function and synchronous rectification function, including a transformer having a primary coil and a second coil, a first half-bridge switch coupled to one end of the primary coil, a second half-bridge switch coupled to the other end of the primary coil, a first synchronous rectifier coupled to one end of the second coil, a second synchronous rectifier coupled to the other end of the second coil. The switching between the first half-bridge switch and the second half-bridge switch is made through the leakage inductance of the transformer and the open of the first synchronous rectifier and the second synchronous rectifier is made by the coil resistance of the transformer.
    Type: Grant
    Filed: July 3, 2001
    Date of Patent: May 20, 2003
    Assignee: Ambit Microsystems Corp.
    Inventor: Chung-Tsai Huang
  • Blank for gun barrel, method for producing said gun barrel and gun barrel
    Patent number: 6564689
    Abstract: Blank for a gun barrel, consisting of a steel bar, which bar, in one or more hot working steps, has been repeatedly wrung about its own longitudinal axis.
    Type: Grant
    Filed: August 21, 2001
    Date of Patent: May 20, 2003
    Assignee: Damasteel Aktiebolag
    Inventor: Per Billgren
  • Casing of image sensor and method of making the same
    Patent number: 6558024
    Abstract: A method of making a casing of an image sensor is provided. The method includes the steps of preparing the casing, and applying a static electricity preventive to the casing. The casing is formed with a light passage configured to conduct light emitted from a light source. The static electricity preventive is applied to the inner surfaces of the casing defining the light passage. While the application of the preventive is performed, flashes formed at the light passage are removed.
    Type: Grant
    Filed: November 29, 2000
    Date of Patent: May 6, 2003
    Assignee: Rohm Co., Ltd.
    Inventors: Hideaki Hoki, Hiroaki Hayashi, Hiromi Ogata, Kunio Motoyama
  • System and method for controlling an electromagnetic device
    Patent number: 6545852
    Abstract: A system and method for controlling an electromagnetic device is disclosed. The system includes provisions for diagnosing problems, sensing malfunctions, and monitoring faults that may occur within the system and the controlled electromagnetic device. The system provides various forms of feedback to a user. The system includes back-up operating systems in cases of failure.
    Type: Grant
    Filed: October 6, 1999
    Date of Patent: April 8, 2003
    Assignee: Ormanco
    Inventor: James H. Arnold
  • Flat panel display apparatus and mounting apparatus therein
    Patent number: 6543734
    Abstract: A flat panel display apparatus with a mounting apparatus includes a display screen, a handle member, a supporting member and a stand member. The handle member is disposed at the edge or the rear of the display screen. The supporting member is pivotally secured to the handle member. The supporting member has a first arm portion and a second arm portion where an obtuse angle is formed between the first arm portion and the second arm portion. The stand member is disposed at an end of the second arm portion to provide friction between the second arm portion and contacted surface thereon and prevent the second arm portion from escaping as the display screen is in an upright position.
    Type: Grant
    Filed: May 21, 2001
    Date of Patent: April 8, 2003
    Assignee: Acer Inc.
    Inventor: Chih-Feng Yeh
  • Apparatus with separated conductors
    Patent number: 6538421
    Abstract: An invention including separated conductors is disclosed. The invention can assume many different embodiments. The invention includes a chassis or body adapted to receive a first conductor and second conductor, the first conductor being separated from the chassis and the second conductor a distance sufficient to accommodate a portable, handheld current-sensing device. The first conductor has an insulating jacket and is generally less flexible than the flexibility of the first conductor without the insulating jacket. In addition, the invention preferably does not influence the current flow through the apparatus and the invention continues to provide electricity even if the current detector malfunctions.
    Type: Grant
    Filed: May 14, 2001
    Date of Patent: March 25, 2003
    Inventor: Warren W. Carpenter
  • Multi-lamp driving system
    Patent number: 6534934
    Abstract: A system for driving a plurality of lamps is disclosed to balance currents flowing through the lamps by means of impedance matching. According to the multi-lamp driving system of the present invention, a balancing controller is employed to match the impedance of each lamp path so as to regulate currents flowing through the lamps to be substantially the same.
    Type: Grant
    Filed: August 15, 2001
    Date of Patent: March 18, 2003
    Assignee: Ambit Microsystems Corp.
    Inventors: Wei-Hong Lin, Chia-Yuan Chen, Deng-Kang Chang, Cheng-Chia Hsu
  • Circuit board, battery pack, and method of manufacturing circuit board
    Patent number: 6531662
    Abstract: A circuit substrate (10) comprises a first substrate split (11) formed with a predetermined wiring pattern (16) and a second substrate split (12) formed with a predetermined wiring pattern (17). The substrate splits are electrically and/or mechanically joined together, and the circuit substrate is bent at the joint. The joint is provided by a bendable joint member (13) including a plurality of leads (14) disposed in parallel and held by a thin piece of base film (20) integrally therewith. The joint member is attached to interconnect the first and the second substrate splits (11, 12).
    Type: Grant
    Filed: October 19, 2001
    Date of Patent: March 11, 2003
    Assignee: Rohm Co., Ltd.
    Inventor: Satoshi Nakamura
  • Portable, hand-operated working machine
    Patent number: 6526924
    Abstract: The invention relates to a portable, hand-operated working machine (1) with a tool which is rotatable by an engine through a driving shaft (20), and a transmission comprising a centrifugal coupling, a driving belt (8) and a driving wheel with a groove (7) for the driving belt fitting in said groove, which driving wheel comprises an outer (3) and an inner (4, 4′) half of the driving wheel, wherein the outer half (3) of the driving wheel consists of an inner wall of a coupling drum (11) being part of the centrifugal coupling, which drum is rotated by the driving shaft when the centrifugal coupling is in the operative state.
    Type: Grant
    Filed: July 10, 2001
    Date of Patent: March 4, 2003
    Assignee: Aktiebolaget Electrolux (publ)
    Inventor: Magnus Söderqvist
  • Heat sink apparatus
    Patent number: 6525939
    Abstract: A heat sink apparatus for heat dissipation for a CPU includes a fan, a heat sink module and a latch. The fan has at least one attachment hole. The heat sink module is mounted onto the CPU, and is itself a metal heat conduction column having, a plurality of arc-shaped cooling fins radiating from the edge of the metal heat conduction column and a plurality of mounting holes positioned at the ends of the arc-shaped cooling fins. In addition, each mounting hole corresponds to a respective attachment hole. The latch comprises at least a latch arm, a plurality of openings and at least one latch hole. The latch arm is secured to the flange at the side of the CPU socket. Each of the openings corresponds to a mounting hole on the arc-shaped cooling fins of the heat sink module and the attachment holes on the fan.
    Type: Grant
    Filed: March 5, 2001
    Date of Patent: February 25, 2003
    Assignee: Acer Inc.
    Inventors: Chuan-Yi Liang, Sho-Chang Sun
  • Screw-less fixing structure
    Patent number: 6515867
    Abstract: A screw-less fixing structure is provided for users to mount the add-on card onto a PC. The screw-less fixing structure comprises a support plate, a rotational pressing plate, a positioning device, and a spring wire. When a user attempts to replace an old add-on card with a new one, he needs only to release the screw-less fixing structure by grasping and pulling the handling portion of the spring wire, replace the old add in card with the new one, and finally tighten the screw-less fixing structure by grasping and pushing the spring wire to reach the tightening state. In the above procedures for replacing the add-on card, the user does not need any additional tool nor screw so that the present invention has the advantages of safe, fast, easy and convenient to use.
    Type: Grant
    Filed: December 12, 2001
    Date of Patent: February 4, 2003
    Assignee: Aopen Inc.
    Inventors: Cheng Sheng-Hsiung, Peng Kang-Chih
  • Program-downloadable data processing system and method for accessing memory by using a unified memory space therein
    Patent number: 6516398
    Abstract: A data processing system and a method for accessing data therein. The data processing system includes a microprocessor, an application specific integrated circuit (ASIC), and a memory. The ASIC is coupled between the microprocessor and the memory and is utilized to communicate with an external computer system for downloading a program code from the external computer system to the memory in which the program code is stored in a memory region of the memory through the ASIC. In addition, the ASIC is for mapping the memory region onto an external memory address space of the microprocessor. The microprocessor generates an address latch enable (ALEN) signal, program memory enable (PMEN) signal, read enable (RDEN) signal, write enable (WREN) signal, and a first address signal.
    Type: Grant
    Filed: February 9, 2001
    Date of Patent: February 4, 2003
    Assignee: Acer Laboratories Inc.
    Inventor: Yung-Chi Hwang
  • Thermal printhead, heating resistor used for the same, and process of making heating resistor
    Patent number: 6512532
    Abstract: A thermal printhead includes a substrate, an electrode layer formed on the substrate, and a heating resistor which is formed on the electrode layer and contains a conductive substance and glass. The conductive substance of the heating resistor is doped in advance with an insulating substance which is identical in crystalline structure to the conductive substance. The heating resistor is formed by mixing powder of the insulating substance, which is identical in crystalline structure to the conductive substance, with the conductive substance powder, baking the obtained mixture, pulverizing the baked mixture, mixing the pulverized mixture with glass powder to prepare a resistor paste, and printing and baking the obtained resistor paste.
    Type: Grant
    Filed: August 16, 2001
    Date of Patent: January 28, 2003
    Assignee: Rohm Co., Ltd.
    Inventors: Teruhisa Sako, Toshiyuki Fujita
  • Method of correcting face image, makeup simulation method, makeup method makeup supporting device and foundation transfer film
    Patent number: 6502583
    Abstract: New findings such as the highlight theory which determines the impression of a face are utilized for the technology of correcting the photograph of face image and for the makeup technology. The method includes determining a requested face which is requested by the person who wants the photograph to be corrected or wants to be made up, and creating an image of the face corrected or made up by executing image-processings such as contour—combining of the original face image or the face of the person based on the requested face.
    Type: Grant
    Filed: September 1, 1999
    Date of Patent: January 7, 2003
    Assignees: DRDC Limited, Scalar Corporation
    Inventor: Ryuichi Utsugi
  • Apparatus and method for localizing sound image
    Patent number: 6504934
    Abstract: The present invention includes producing a first processed signal which localizes sound image at a first localization position and a second processed signal which localizes sound image at a second localization position; multiplying one of the first and the second processed signals by a coefficient k which varies in the range of 0 to 1; multiplying the other signal by a coefficient 1−k; and adding the processed signal multiplied by the coefficient k and the processed signal multiplied by the coefficient 1−k.
    Type: Grant
    Filed: January 22, 1999
    Date of Patent: January 7, 2003
    Assignee: Onkyo Corporation
    Inventors: Joji Kasai, Koichi Sadaie, Kenichiro Toyofuku, Kazumasa Takemura, Tetsuro Nakatake
  • Golf putter
    Patent number: 6497626
    Abstract: This invention relates to a putter, comprising a shaft (7), a putter head (1) with a hitting face (3) and means for attaching the putter head (1) to the shaft (7), said shaft (7) having an imaginary center line (8) positioned substantially coaxial within said shaft, said putter head (1) having a center of gravity (x), wherein that the shaft (7) and the head (1) are attached to each other in such a manner that a the point of intersecting of said center line (8) and a normal extending inwardly of said hitting faces (3) is positioned at a longer distance from said hitting face (3) than the centre of gravity (x), so as to form a minimum distance (L) between said center line (8) and said centre of gravity (x).
    Type: Grant
    Filed: January 4, 2001
    Date of Patent: December 24, 2002
    Assignee: Leif Sundberg Golf AB
    Inventor: Leif Sundberg
  • Multi-wave-reflector antenna dish
    Patent number: 6492954
    Abstract: A multi-wave-reflector antenna dish simultaneously receives signals from different satellites. The antenna dish comprises a reflector with a superquadric projected aperture and a plurality of LNBF modules. The reflector is formed through process including, projecting the superquadric on the paraboloid, projected aperture cutting and surface distortion of the aperture based on the generalized diffraction synthesis technique. In addition to reflecting signals from satellites, it also generates focusing waves sharing similar radiation patterns and horizontal gain with incoming waves on the focal plane, finally to be received by the LNBF modules.
    Type: Grant
    Filed: March 5, 2001
    Date of Patent: December 10, 2002
    Assignee: Acer Neweb Corporation
    Inventors: Jiahn-Rong Gau, Tzung-Fang Huang
  • Optical interface with low-voltage relay unit and high-voltage regulation unit
    Patent number: 6489757
    Abstract: A photocoupler includes a signal relay unit, a voltage regulation unit and a signal amplification unit. The signal relay unit transmits an optical signal from the primary side to the secondary side. The voltage regulation unit applies only a safe voltage to the signal relay unit. The voltage regulation unit has a greater withstand voltage than the signal relay unit has. The signal amplification unit amplifies signals sent from the signal relay unit. The withstand voltage of the signal amplification unit is also greater than that of the signal relay unit.
    Type: Grant
    Filed: October 17, 2001
    Date of Patent: December 3, 2002
    Assignee: Rohm Co., Ltd.
    Inventors: Masaaki Ogata, Eiji Yokoyama
  • Air pump
    Patent number: RE37983
    Abstract: An air pump comprises a hollow pump body, at least one pulling member, an air inlet and an air outlet. The hollow pump body has air inside and consist of flexible sides and two opposite stiff ends. The air outlet is provided on the pump body to discharge the air in the pump body when the pump body is pressed. The pulling member is attached to one of the stiff ends of the pump body in order to restore the pressed pump body by pulling the pulling member. The air inlet is provided on the pump body to suck outside air into the pump body when the stiff end is pulled by the pulling member to restore the shape of the pressed pump body.
    Type: Grant
    Filed: October 17, 2000
    Date of Patent: February 11, 2003
    Assignee: Team Worldwide Corporation
    Inventor: Kenneth Wang