Patents Represented by Attorney, Agent or Law Firm David & Raymond
  • Automate fluid flow control system
    Patent number: 7681860
    Abstract: An automate fluid flow control system includes a valve member for being sealedly disposed within a fluid chamber to seal a flow of fluid flowing from a fluid inlet to a fluid outlet, a relief valve having a fluid passage extended along the valve member for communicating the fluid chamber with the fluid outlet and including a valve stopper sitting on a top opening of the fluid passage to sealedly close the fluid passage, and a powering assembly including an actuator to move the relief valve between a closed position that the valve stopper is sealedly retained to close the fluid passage and an opened position that the actuator drives the valve stopper to unseal the fluid passage for releasing a pressure within the water chamber to allow the fluid passing to the fluid outlet.
    Type: Grant
    Filed: September 22, 2006
    Date of Patent: March 23, 2010
    Inventor: Jorge Maercovich
  • Interchangeable decorative arrangement for spectacles
    Patent number: 7677721
    Abstract: A spectacle frame includes two lenses, a frame body holding said two lenses in position, and an interchangeable decorative arrangement which includes one or more personalizing elements detachably and interchangeably affixing at a personalizing portion of the frame body, wherein the personalizing element, having a shape corresponding to the personalizing portion of said frame body, forms an add-on personal decorative item to personify the frame body so as to enhance an aesthetic appearance of the spectacle frame.
    Type: Grant
    Filed: April 30, 2007
    Date of Patent: March 16, 2010
    Inventor: Yu Siu
  • Marinating device
    Patent number: 7670042
    Abstract: A marinating device includes a supporting base having a blocking sidewall, a food marinating container having a guiding rib and a container sidewall physically contacted with the blocking sidewall to block a sideward movement of said food marinating container at a first sideward direction, and an electric driving arrangement. The electric driving arrangement includes a driving unit and a plurality of driving rotors adapted to be driven by the driving unit to rotate. At least two corresponding driving rotors are frictionally and alignedly engaged with the guiding rib to block the sideward movement of the food marinating container at an opposed second sideward direction such that when the food marinating container is driven to rotate via the driving rotors, the food marinating container is securely retained on the supporting base.
    Type: Grant
    Filed: October 18, 2006
    Date of Patent: March 2, 2010
    Inventor: George Cheung
  • Motorized fluid control valve with safety device
    Patent number: 7669611
    Abstract: A motorized fluid control valve includes a valve unit having a fluid inlet and outlet provided in a tube for controlling fluid flow, wherein the valve unit is adapted to operate between an opened and closed position. The motorized fluid control valve includes a motor and a driving pin providing a rotational power, a cam including a cam body rotatably mounted in such a manner that the motor is arrange to drive the cam body to rotate to operate the valve unit and to produce a valve signal showing a corresponding position of the valve unit. The motorized fluid control valve includes a valve safety arrangement having two fingers. When the valve unit is stuck, the driving pin will break the two fingers to disengage the cam from the motor, thus stopping any further rotation of the cam and provide a true signal regarding the position of the valve unit.
    Type: Grant
    Filed: July 19, 2006
    Date of Patent: March 2, 2010
    Inventors: Joe Lomicka, Sean Odo
  • Binder unit
    Patent number: 7670075
    Abstract: A binder unit, for binding a sheet stack having a mounting hole, includes an elongated binding body and two fastening arms. The binding body has a first binding portion biasing against a top side of the sheet stack at an edge portion thereof, a second binding portion biasing against a bottom side of the sheet stack, and a guiding slot aligning with the mounting hole. The fastening arms are extended from a first edge of the binding body to detachably engage with the second binding portion of the binding body at a position that the fastening arms are slidably coupled within the guiding slot through the mounting hole, wherein the fastening arms are bent for resting on the bottom side of the sheet stack to reinforce the edge portion of the sheet stack being securely sandwiched between the first and second binding portions of the binding body.
    Type: Grant
    Filed: October 3, 2007
    Date of Patent: March 2, 2010
    Inventor: Chin-Hsiung Lien
  • Speaker microphone connector for communicator
    Patent number: 7668566
    Abstract: A RF communication system includes a speaker microphone connector connecting a communication station with a communication unit to transmit an audio signal and RF signal therebetween. The speaker microphone connector includes an audio cable, a RF cable and a tubular enclosing shelter enclosing the audio cable and the RF cable therein, wherein an end portion of the RF cable extends out of the enclosing shelter between first and second ends thereof such that the end portion of the RF cable is split with the audio cable to individually connect to the communication station. In addition, a retaining device is provided at the enclosing shelter to retain the RF cable and the audio cable in a splitting manner.
    Type: Grant
    Filed: September 1, 2006
    Date of Patent: February 23, 2010
    Inventor: Henry Liou
  • Fan heater
    Patent number: 7664378
    Abstract: A fan heater includes a heater body, an electric unit, a plurality of fan assemblies, and a heating element. Each of the fan assemblies is mounted with the adjacent fan assembly to form a fan unit within the receiving cavity, wherein the fan unit is operatively coupled with the electric unit for being driven to rotate by the electric unit. The heating element is mounted within the receiving cavity in a vicinity of the air outlet, and electrically connected with the electric unit for being heated up at an elevated temperature, wherein the fan assemblies are adapted to draw air flowing from an air inlet to an air outlet via the heating element, so as to heat up the air drawn by the fan unit, and deliver the heated air to a predetermined heating zone from the air outlet.
    Type: Grant
    Filed: December 5, 2006
    Date of Patent: February 16, 2010
    Inventor: Tianyu Gao
  • Exhaust filter system for non-road engine
    Patent number: 7662346
    Abstract: An exhaust filter system, adapted for removing substances entrained in an exhaust gas from a nonroad engine, includes a casing having a filter cavity for communicating with an exhaust outlet of the generator and a filter core which includes a plurality of filtering loops, each having a plurality of air pores, coaxially received in the filter cavity, a plurality of filtering spacers each having a plurality of air meshes and positioned between each two filtering loops to define a plurality of air passages therebetween, and a catalyzing element for chemically reacting with the substances of the exhaust gas. Therefore, when the exhaust gas passes through the air passages of the filter core, the exhaust gas is evenly diffused to the filter cavity through the air pores and the air meshes so as to enhance a chemical reaction of the exhaust gas with the catalyzing element.
    Type: Grant
    Filed: April 17, 2008
    Date of Patent: February 16, 2010
    Inventor: Guo Xiang Fan
  • Carry bag with edge swing
    Patent number: 7661644
    Abstract: An edge swing, adapted for hanging a carry bag below a table, includes a retention body for being rested on a top surface of the table, and an supporting arm having a pivot end rotatably coupling with the retention body and a hooking end downwardly extended from the retention body, wherein the supporting arm is adapted to fold between a storage position and a hanging position. At the storage position, the supporting arm is folded to encircle the peripheral edge of the retention body, so as to minimize an overall size of edge swing and to use as a decoration. At the hanging position, the supporting arm is extended at a position that the hooking end of the supporting arm is downwardly extended below a bottom surface of the table for hanging the carrying bag underneath the table.
    Type: Grant
    Filed: August 19, 2008
    Date of Patent: February 16, 2010
    Inventor: Elton Yen
  • Multi-purpose spectacle frame set
    Patent number: 7658491
    Abstract: A spectacle frame set includes a detachable spectacle frame and a utility spectacle frame. The detachable spectacle frame includes two hangers, a lens supporter extended between two inner sides of a pair of optical lenses, two first connectors provided at two front ends of the hangers respectively to detachably couple with two outer sides of the optical lenses respectively. The optical lenses are selectively assembled with the detachable spectacle frame or disassembled from the detachable spectacle frame to detachably mount the optical lenses behind the utility spectacle frame at a position that the optical lenses are overlapped aligned with the utility lenses of the utility spectacle frame respectively.
    Type: Grant
    Filed: June 24, 2008
    Date of Patent: February 9, 2010
    Inventor: Yu Siu
  • Rimless spectacles
    Patent number: 7658492
    Abstract: A pair of rimless spectacles includes two lenses, a frame including two temple units and a bridge, and a connection mechanism. The connection mechanism includes a plurality of first connectors spacedly provided at the lenses at a predetermined location and a plurality of second connectors provided at a predetermined location of each of the temple units and the bridge respectively, wherein the second connectors are coupled with the first connectors respectively to couple the temple units at two outer sides of the lenses respectively and to couple the bridge between two inner sides of the lenses respectively in a tool-less manner.
    Type: Grant
    Filed: October 19, 2007
    Date of Patent: February 9, 2010
    Inventor: Yu Siu
  • Window blind system
    Patent number: 7658218
    Abstract: A window blind system includes a top traverse supporter adapted for affixing to a top beam of a ceiling, and two shading arrangements downwardly extended from the top traverse supporter The first shading arrangement includes a base member, a plurality of slats, a first hanging system for spacedly and suspendedly supporting the slats and for controlling a tilt angle of each of the slats, and a first operating system for selectively lifting up the base member towards the top traverse supporter and unlifting the base member to drop downwardly away from the top traverse supporter. The second shading arrangement includes a second hanging system suspendedly support a predetermined set of the slats, so that by lifting up the second hanging system, the predetermined set of the slats are capable of being lifted for selectively allowing a light of desirable intensity passing through.
    Type: Grant
    Filed: April 1, 2005
    Date of Patent: February 9, 2010
    Inventor: Tony Lai
  • Distance-treatment through public network
    Patent number: 7657444
    Abstract: A method and system of providing biological distance-treatment through a public network includes at least a treatment instrument which is electrically connected with an information connection system for providing a treatment for a registered user, wherein a treatment information data package sent from a service provider via the information connection system through the public network to provide digital treatment signals to control the treatment, wherein the treatment information data package is selected from the treatment information database based on a treatment request sent from the information connection system to the service provider and the health information profile of the registered user in the service provider.
    Type: Grant
    Filed: October 16, 2001
    Date of Patent: February 2, 2010
    Inventor: Qi Yu
  • Method of optimizing amplification in PCR
    Patent number: 7651839
    Abstract: The present invention discloses a method for optimizing PCR amplification by adding elementary substance material into PCR system, wherein the elementary substance material is selected from a group consisting of element titanium, element nickel, element bismuth, element stibium, element selenium, element chromium, and a mixture of the group. This new method is more effective than conventional amplifying method and could be widely employed in many fronts, especially in multiplex PCR, two-round PCR, low-copy PCR, long-term PCR and rapid PCR.
    Type: Grant
    Filed: December 29, 2005
    Date of Patent: January 26, 2010
    Assignee: Shanghai Jiao Tong University
    Inventors: Haikuo Li, Jiehuan Huang, Junhong Lv, Xiaodong Zhang, Jun Hu, Zhizhou Zhang, Chunhai Fan
  • Numerical display device
    Patent number: 7647717
    Abstract: A numerical display device includes a base panel, a plurality of numerical sections provided on the base panel to form a numerical character, a plurality of folding panels pivotally coupling at the base panel to fold between a first position and a second position to selectively change the numerical character, and a magnet arrangement for retaining each of the folding panels at the first and second positions, wherein at the first position, the folding panel is pivotally folded on the base panel to fully cover the respective numerical section, and at the second position, the folding panel is pivotally folded at 180° to expose the respective numerical section.
    Type: Grant
    Filed: June 26, 2007
    Date of Patent: January 19, 2010
    Assignee: Qingdao Autodisplay Co., Ltd.
    Inventors: Haikun Chen, Liqun Zhang, Yanjun Wu, Bingtong Du
  • Human resource networking system and method for locating, indentifying, promoting and assisting in employing of career project workers
    Patent number: 7647330
    Abstract: A human resource networking system, which is a novel method establishing a business system for locating, identifying, promoting and assisting in the employing of career project workers in the non-career workforce, includes a Relational Database comprising an Inductive Credit Matrix containing People Elements, Places Elements, Projects Elements, and Things Elements derived from People Information, Places Information, Project Elements, and Things Elements; a plurality of Credit Constructs each of which is formed by associating two or more of the People Elements, the Places Elements, the Projects Elements, and the Things Elements and stored in the Inductive Credit Matrix of the Relational Database; and a Display Device for outputting Credit Bytes generated by combining the Credit Constructs upon query.
    Type: Grant
    Filed: January 31, 2003
    Date of Patent: January 12, 2010
    Inventor: Neal King Rieffanaugh, Jr.
  • Adjustable rotation base
    Patent number: 7641165
    Abstract: An adjustable rotation base includes a base housing and a transportation arrangement. The base housing has a bottom side, an upper side for coupling with the supporting post to support the outer umbrella in an upright manner, and a receiving cavity indently formed on the bottom side of the base housing, wherein the base housing includes a stationary unit provided at the bottom side for sitting on the ground surface in a stationary manner, and a plurality of transferring wheels rotatably supported at the bottom side of the base housing. The transportation arrangement is provided at the base housing to operate the base housing between an idle mode and a transportation mode in which the stationary unit is upwardly lifted to allow the transferring wheels being sitting on the ground surface, such that the base housing is adapted to be transported on the ground surface via the transferring wheels.
    Type: Grant
    Filed: February 12, 2008
    Date of Patent: January 5, 2010
    Inventor: Wanda Ying Li
  • Shelter frame for spectacles
    Patent number: 7637607
    Abstract: A shelter frame includes two shelter lenses, two lens holders provided at two outer sides of the shelter lenses respectively, and a retractable arm extended between two inner sides of the shelter for applying a retractable force therebetween to adjust the control distance. When the shelter lenses are pulled away from each other to lengthen the retractable arm for extending the control distance, the lens holders are adapted for engaging with two outer sides of the lenses of the primary frame, such that when the retractable arm is retracted via the retractable force, the shelter lenses are adapted for holding in front of the lenses respectively so as to detachably couple the shelter frame in front of the primary frame.
    Type: Grant
    Filed: March 12, 2008
    Date of Patent: December 29, 2009
    Inventor: Yiling Xie
  • Textured portion for writing device
    Patent number: D611099
    Type: Grant
    Filed: July 23, 2008
    Date of Patent: March 2, 2010
    Inventor: Bi Hua Jin
  • Hanging hook
    Patent number: D611803
    Type: Grant
    Filed: September 4, 2009
    Date of Patent: March 16, 2010
    Inventor: Chin-Hsiung Lien