Patents by Inventor Yu-Lung Lee

Yu-Lung Lee has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Publication number: 20110215759
    Abstract: Disclosed is a detachable electrical power receptacle, comprising: a main body; an extension socket for receiving and supplying an electrical power; and an extension power cord, being connecting between the extension socket and the main body. The detachable electrical power receptacle of the present invention includes a coil reel for winding the extension power cord. Whereby, the length of the extension power cord is adjustable so as to control the extension socket to be disengaged from the main body in an exposed mode or engaged to the main body in a concealed mode, so that the inconvenience by applying additional charging connectors and the extension power cords thereof to charge electronic devices may be reduced.
    Type: Application
    Filed: April 28, 2010
    Publication date: September 8, 2011
    Inventors: Yu-Lung LEE, Ming-Chou Kuo
  • Patent number: 8011930
    Abstract: Disclosed is an electrical power receptacle with rotatable USB jacks comprising a main body including at least one shaft section; at least one electrical outlet assembly being disposed on the main body; a rotating member, coupled to the main body via the shaft section, being rotatable along the shaft section, and a rotational angle thereof being determined with respect to structural designs; and at least one USB jack assembly, being disposed on the rotating member and rotatable along with the rotational movement of the rotating member. An electric plug assembly with conducting prongs is disposed on the main body for connecting with the public electrical power distribution system. Thus, by adjusting the direction of rotation in accordance with the USB jack assemblies according to the present invention, the restriction in application range thereof decreases.
    Type: Grant
    Filed: March 16, 2010
    Date of Patent: September 6, 2011
    Assignee: Powertech Industrial Co., Ltd.
    Inventors: Yu-Lung Lee, Jung-Hui Hsu, Ming-Chou Kuo
  • Patent number: 8004114
    Abstract: A two-stage power supply system includes a standby power circuit, a main power circuit, a driver and, a rectifier. Moreover, the standby power circuit is used to convert a utility AC (Alternating Current; AC) into a standby AC. The main power circuit is used to convert the utility AC into a main AC. Furthermore, the driver is coupled to the main power circuit so as to control whether or not the main power circuit outputs the main AC to the rectifier. Finally, the rectifier is coupled to the standby power circuit, the main power circuit, and a load, wherein the rectifier rectifies the standby AC alone for outputting a standby DC (Direct Current; DC) to the load, or rectifies an integrated AC of the standby AC and the main AC for outputting a supply DC to the load.
    Type: Grant
    Filed: November 19, 2008
    Date of Patent: August 23, 2011
    Assignee: Powertech Industrial Co., Ltd.
    Inventors: Yu-Lung Lee, Tsong-Hwa Chen, Kuo-Tian Cheng
  • Patent number: 7994654
    Abstract: A wireless-controlled power-saving apparatus is disclosed. The apparatus particularly includes a power-saving control strip and a wireless power-detection controller. The power-saving control strip has a master socket and at least one slave socket to be controlled. The strip further includes a receptacle for containing the wireless power-detection controller. More, the wireless power-detection controller connects to an external host for detecting the performance thereof. When the external host boots up, the wireless power-detection controller controls the slave socket to be powered. Or otherwise, when the external host shuts down, the wireless power-detection controller controls the slave socket to be disconnected. Thus the invention achieves the sockets mounted on the power-saving control strip to function a wireless master-slave-correlation operation.
    Type: Grant
    Filed: April 3, 2009
    Date of Patent: August 9, 2011
    Assignee: Powertech Industrial Co., Ltd.
    Inventors: Yu-Lung Lee, Ming-Chou Kuo
  • Publication number: 20110187489
    Abstract: A power saving apparatus adapted for electronic equipment is disclosed. The power saving apparatus includes a detection module for detecting a motion of an object in a detection field around the electronic equipment and generating a detection signal, a wireless transceiver unit, and a processing unit for transmitting a control signal to the electronic equipment via the wireless transceiver unit according to the detection signal so as to control the electronic equipment to operate in a working mode or a standby mode.
    Type: Application
    Filed: March 19, 2010
    Publication date: August 4, 2011
    Applicant: POWERTECH INDUSTRIAL CO., LTD.
    Inventor: YU-LUNG LEE
  • Publication number: 20110169619
    Abstract: A remotely controllable receptacle system is disclosed. The remotely controllable receptacle system includes a remote control device for emitting a first request signal and a searching signal, and a plurality of receptacle devices for emitting a first reply signal according to the first request signal. The remote control device determines whether the first reply signal is received and the receptacle device emitting the first reply signal is classified as the vicinity receptacle device and the receptacle device not emitting the first reply signal is classified as the missing receptacle device. The vicinity receptacle device is configured to emit a second request signal according to the searching signal and determine whether the missing receptacle device emits a second reply signal according to the second request signal before a mutual communication between the remote control device and the missing receptacle device via the vicinity receptacle device is established.
    Type: Application
    Filed: July 1, 2010
    Publication date: July 14, 2011
    Applicant: POWERTECH INDUSTRIAL CO., LTD.
    Inventors: YU-LUNG LEE, JUNG-HUI HSU, CHUN CHUAN CHEN
  • Publication number: 20110156496
    Abstract: Disclosed is an outdoor electrical power receptacle, comprising a main body, a mounting member, and an extension power cord, wherein an upper end of the mounting member couples to the main body. The extension power cord, couples to each of controllable power outlets disposed on the main body and extended out of the main body for connecting to an external power source. Herein, the main body further includes a power switching module, a wireless transceiver, and a microprocessor. The power switching module couples to each controllable power outlet. The wireless transceiver receives a control signal. The microprocessor coupled to the wireless transceiver and the power switching module, drives the power switching module so as to control each of the controllable power outlets to be conducted in response to the control signal. A control system of the outdoor electrical power receptacle according to the present invention is also provided.
    Type: Application
    Filed: March 18, 2010
    Publication date: June 30, 2011
    Applicant: POWERTECH INDUSTRIAL CO., LTD.
    Inventors: Yu-Lung Lee, Jung-Hui Hsu
  • Publication number: 20110159704
    Abstract: Disclosed is an electrical power receptacle with rotatable USB jacks comprising a main body including at least one shaft section; at least one electrical outlet assembly being disposed on the main body; a rotating member, coupled to the main body via the shaft section, being rotatable along the shaft section, and a rotational angle thereof being determined with respect to structural designs; and at least one USB jack assembly, being disposed on the rotating member and rotatable along with the rotational movement of the rotating member. An electric plug assembly with conducting prongs is disposed on the main body for connecting with the public electrical power distribution system. Thus, by adjusting the direction of rotation in accordance with the USB jack assemblies according to the present invention, the restriction in application range thereof decreases.
    Type: Application
    Filed: March 16, 2010
    Publication date: June 30, 2011
    Applicant: POWERTECH INDUSTRIAL CO., LTD.
    Inventors: YU-LUNG LEE, JUNG-HUI HSU, MING-CHOU KUO
  • Patent number: 7967616
    Abstract: An in-wall mounted receptacle device includes a body and an electrical outlet box, wherein the body has an accommodating section. The electrical outlet box has a junction surface and is disposed inside the body. When the electrical outlet box rotates, a perpendicular direction of the junction surface varies and points outwardly or inwardly. Whereby, the in-wall mounted receptacle device of the present invention is capable of receiving both an electrical plug which is connected with the junction surface and an electric wire coupled to the electrical plug into the accommodating section, thereby preventing the electrical plug from exposure outside and further reducing the occupied space of the electrical plug. Moreover, the orientation of the junction surface is capable of changing directions so as to alter the direction of the electric wire adjacent to the electrical plug, thereby minimizing the possibility of bending or damaging the electric wire exposed outside.
    Type: Grant
    Filed: May 20, 2010
    Date of Patent: June 28, 2011
    Assignee: Powertech Industrial Co., Ltd.
    Inventors: Yu-Lung Lee, Ming-Chou Kuo
  • Publication number: 20110140933
    Abstract: A remote control system is disclosed. The remote control system includes a remote control transmitter module for transmitting a learning signal or a functional signal, and a remote control receiver module in a host for receiving the learning signal or the functional signal wherein the remote control receiver module operates in a learning mode upon a receipt of the learning signal or controls the host to operate functions according the functional signal. When the remote control receiver module operates in the learning mode the remote control receiver module is configured to verify and store the learning signal for recognizing an identity of the remote control transmitter module.
    Type: Application
    Filed: February 11, 2010
    Publication date: June 16, 2011
    Applicant: POWERTECH INDUSTRIAL CO., LTD.
    Inventors: YU-LUNG LEE, CHUN CHUAN CHEN
  • Patent number: 7956492
    Abstract: An outlet switch socket device includes a plug, at least one socket, at least one switch, a power converter, a communication module, a microprocessor and an infrared module. Moreover, the plug is used to receive an alternating current. Each switch is respectively coupled between each corresponding socket and the plug. The power converter is coupled to the plug and converts the alternating current into a direct current, thereby supplying the direct current to the microprocessor. Moreover, the microprocessor receives the direct current from the power converter and receives a control signal from a remote control via the communication module. Furthermore, the microprocessor is used to control those switches according to the control signal and transmits the control signal to the infrared module. The infrared module is used to output an infrared signal to control an infrared device.
    Type: Grant
    Filed: January 26, 2009
    Date of Patent: June 7, 2011
    Assignee: Powertech Industrial Co., Ltd.
    Inventors: Yu-Lung Lee, Ming-Chou Kuo
  • Publication number: 20110109421
    Abstract: A switch module having a surge absorber is disclosed. In one embodiment according, the switch module includes a casing having an input terminal, an output terminal and an auxiliary terminal, a switch unit installed in the casing for connecting or disconnecting the input terminal to the output terminal, and a surge absorber installed in the casing and between the output terminal and the auxiliary terminal. Therefore, the switch module is capable of absorbing a voltage spike from the input terminal and thus shielding the circuitry of the switch module from damage.
    Type: Application
    Filed: April 9, 2010
    Publication date: May 12, 2011
    Applicant: POWERTECH INDUSTRIAL CO., LTD.
    Inventors: YU-LUNG LEE, JUNG-HUI HSU
  • Publication number: 20110104949
    Abstract: The present invention relates to an electrical power outlet device and a module thereof. The electrical power outlet device includes an electrical power outlet section and a main body section. The electrical power outlet section has an electrical power outlet unit with a plurality of sockets, and an electric plug is inserted into the sockets and is remained firmly in an electrical power outlet. The main body section is connected with the electrical power outlet section and has a circuit device and an output unit, wherein the circuit device is connected with the corresponding plurality of sockets of the electrical power outlet unit to receive a power signal and converts the power signal to produce a converted signal, and the output unit is connected to the circuit device to send out a converted signal.
    Type: Application
    Filed: January 7, 2011
    Publication date: May 5, 2011
    Applicant: POWERTECH INDUSTRIAL CO., LTD.
    Inventors: Yu-Lung Lee, Jung-Hui Hsu
  • Patent number: 7934932
    Abstract: Disclosed is an electrical power receptacle device, comprising: a main body, a dual-sided power socket, and a flip unit, wherein, the main body has a retaining wall. The dual-sided power socket is disposed in the accommodating space. The flip unit couples to the main body and the dual-sided power socket for providing the dual-sided power socket to be flipped to an open position or to a close position on the main body, wherein, as the dual-sided power socket is flipped to the open position, the dual-sided power socket is facilitated to be fixed and maintained in the open position on the main body by the retaining wall.
    Type: Grant
    Filed: April 13, 2010
    Date of Patent: May 3, 2011
    Assignee: Powertech Industrial Co., Ltd.
    Inventors: Yu-Lung Lee, Jung-Hui Hsu, Ming-Chou Kuo
  • Publication number: 20110097911
    Abstract: An electrical plug includes a base having an accommodating portion, a first hinge member rotatably disposed in the accommodating portion and having a recess, a first prong having one end connected to the first hinge member, a second prong having one end connected to the first hinge member. And the recess is disposed between the first prong and the second prong, a second hinge member is rotatably disposed in the accommodating portion, and a third prong has one end connected to the second hinge member. The first prong and the second prong are rotated by the first hinge member to be selectively received in the accommodating portion, and when the first prong and the second prong are received in the accommodating portion, the third prong is selectively rotated to be received in the recess.
    Type: Application
    Filed: October 19, 2010
    Publication date: April 28, 2011
    Applicant: POWERTECH INDUSTRIAL CO., LTD.
    Inventors: YU-LUNG LEE, JUNG-HUI HSU, MING-CHOU KUO, MEI-JU LIN
  • Publication number: 20110097914
    Abstract: A electrical plug connector includes a rotary assembly, an electrical plug assembly having a live prong assembly, a neutral prong assembly, and a ground prong assembly and capable of rotating with respect to a first predetermined axis, and a linkage portion between the rotary assembly and the electrical plug assembly for linking the live prong assembly, the neutral prong assembly, and the ground prong assembly. The linkage portion is configured to enable the live prong assembly, the neutral prong assembly, and the ground prong to rotate with respect to a first predetermined axis simultaneously.
    Type: Application
    Filed: January 27, 2010
    Publication date: April 28, 2011
    Applicant: POWERTECH INDUSTRIAL CO., LTD.
    Inventors: Yu-Lung Lee, Jung-Hui Hsu, Ming-Chou Kuo, Mei-Ju Lin
  • Publication number: 20110087904
    Abstract: The present invention provides a smart power management system, comprising a power management apparatus and at least one electric socket device. The plurality of electric socket devices produce a second wireless signal according to power consumption, and the power management apparatus receives the second wireless signal and computes relevant cost or the carbon footprint information shown on a display unit for reference. In addition, the power management apparatus also compares a setup signal inputted by a user to the second wireless signal, the electricity cost or the carbon footprint information to produce a first wireless signal, thereby controlling the plurality of electric socket devices for providing power supply or stopping power supply.
    Type: Application
    Filed: March 19, 2010
    Publication date: April 14, 2011
    Applicant: POWERTECH INDUSTRIAL CO., LTD.
    Inventors: YU-LUNG LEE, MING-CHOU KUO, TSUNG-CHIH LIN
  • Publication number: 20110086554
    Abstract: The present invention relates to an electrical power outlet device and a module thereof. The electrical power outlet device includes an electrical power outlet section and a main body section. The electrical power outlet section has an electrical power outlet unit with a plurality of sockets, and an electric plug is inserted into the sockets and is remained firmly in an electrical power outlet. The main body section is connected with the electrical power outlet section and has a circuit device and an output unit, wherein the circuit device is connected with the corresponding plurality of sockets of the electrical power outlet unit to receive a power signal and converts the power signal to produce a converted signal, and the output unit is connected to the circuit device to send out a converted signal.
    Type: Application
    Filed: November 20, 2009
    Publication date: April 14, 2011
    Applicant: POWERTECH INDUSTRIAL CO., LTD.
    Inventors: Yu-Lung Lee, Jung-Hui Hsu
  • Publication number: 20110080046
    Abstract: This invention provides a master and slave power outlet system with a master outlet and a slave outlet, wherein the master outlet includes a current detecting unit and a first wireless module, and the slave outlet includes a second wireless module. When an operating state of a master device connected to the master outlet changes, an output current may change accordingly. The current detecting unit of the master outlet detects the change in the output current and generates a detecting signal, and the master outlet emits a wireless signal through the wireless module according to the detecting signal. The slave outlet receives the wireless signal and provides a power supply or stops providing the power supply to the slave device connected to the slave outlet.
    Type: Application
    Filed: February 25, 2010
    Publication date: April 7, 2011
    Applicant: POWERTECH INDUSTRIAL CO., LTD.
    Inventors: Yu-Lung LEE, Chun Chuan CHEN, Tsung-Chih LIN
  • Patent number: 7911757
    Abstract: A travel outlet device is for connecting between an adapter and a power cable. The travel outlet device includes a case, a PCB and at least one power outlet unit. The case is connected with a power input portion and a power output portion. The PCB has a surge-protected circuit and is disposed inside the case. The PCB is electrically connected with the power input portion and the power output portion. The power outlet unit is disposed with the case and electrically connected with the PCB. Accordingly, the travel outlet device can provide the adapter surge-protected function so that users can get more power outlet units to connect to other electric equipments for convenient use.
    Type: Grant
    Filed: March 22, 2007
    Date of Patent: March 22, 2011
    Assignee: Powertech Industrial Co., Ltd.
    Inventors: Jung-Hui Hsu, Ming-Chou Kuo, Yu-Lung Lee