Patents Examined by Carlos Amaya
  • Patent number: 11329598
    Abstract: A power generating device includes: a photoelectric conversion unit having a photoelectric conversion film; an electret layer for holding electric charges; an electret power generator configured of a light transmissive material; and an insulating layer which is covering a photoelectric conversion film and transmits light in all wavelength bands available for the photoelectric conversion film or some of the all wavelength bands. The electret layer is stacked on the insulating layer.
    Type: Grant
    Filed: March 27, 2018
    Date of Patent: May 10, 2022
    Assignee: MITSUBISHI ELECTRIC CORPORATION
    Inventors: Yasutoshi Yashiki, Takayuki Morioka
  • Patent number: 11322983
    Abstract: A polyphase inductive power transfer system primary or secondary apparatus includes a magnetic coupling coil associated with each phase and a compensation network associated with each magnetic coupling coil for providing power to or receiving power from the respective coil. At least one of the compensation networks has a different power transfer characteristic to one or more of the other compensation networks.
    Type: Grant
    Filed: December 5, 2017
    Date of Patent: May 3, 2022
    Assignee: Auckland UniServices Limited
    Inventors: Udaya Kumara Madawala, Duleepa Jayanath Thrimawithana, Lei Zhao, Patrick Aiguo Hu, Yuan Song
  • Patent number: 11319876
    Abstract: A compressed air energy storage power generation apparatus includes a power demand receiving unit that receives a power demand value of a consumer facility. The apparatus includes a first air supply valve that adjusts a flow rate of compressed air to be supplied from a low-pressure tank to an expander, a second air supply valve that adjusts a flow rate of compressed air to be supplied from a high-pressure tank to the expander, and a control device configured to open the first air supply valve according to the power demand value in a state where the second air supply valve is closed when the power demand value is less than a predetermined threshold, and to open the second air supply valve according to the power demand value when the power demand value is equal to or greater than the predetermined threshold.
    Type: Grant
    Filed: July 2, 2018
    Date of Patent: May 3, 2022
    Assignee: KOBE STEEL, LTD.
    Inventors: Masaki Matsukuma, Ayaka Nagahira
  • Patent number: 11305671
    Abstract: An electric vehicle including: a battery configured to store electric power; a motor electrically connected to the battery through a first wire; an external port connected to a second wire branched from the first wire, the external port being used for input/output of electric power from/to an external device; a converter provided between the external port and the first wire on the second wire; an electric generator provided on a third wire bypassing the converter from the second wire; a first switch provided on the third wire on the external port side relative to the electric generator; and a second switch provided on the third wire on an opposite side of the first switch relative to the electric generator.
    Type: Grant
    Filed: September 26, 2018
    Date of Patent: April 19, 2022
    Assignee: NISSAN MOTOR CO., LTD.
    Inventor: Hideo Yoshida
  • Patent number: 11303135
    Abstract: A method and apparatus for controlling a wireless power transmitter configured to transmit power to a wireless power receiver is provided. The method includes receiving a first signal from the wireless power receiver, wherein the first signal comprises load detection indication bits, detecting a change in load of the wireless power transmitter caused by placement of the wireless power receiver in a charging area of the wireless power transmitter, based on the load detection indication bits, and determining whether to transmit a second signal to the wireless power receiver based on detecting the change in load of the wireless power transmitter.
    Type: Grant
    Filed: February 14, 2020
    Date of Patent: April 12, 2022
    Inventors: Hyuk-Choon Kwon, Nam-Yun Kim, Ho-Dong Kim, Kang-Ho Byun, Kyung-Woo Lee, Hee-Won Jung
  • Patent number: 11303146
    Abstract: A charging device includes: first and second capacitors connected in series between a positive electrode and a negative electrode of a storage battery; first and second switching elements each including a plurality of switching elements; first and second terminals; first and second changeover switches; and a control circuit controlling opening and closing of the first switching elements and the second switching elements to switch between a first state to charge the first capacitor with an external direct-current power source and a second state to charge the second capacitor with the external direct-current power source.
    Type: Grant
    Filed: September 8, 2020
    Date of Patent: April 12, 2022
    Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventors: Naoyoshi Takamatsu, Hirotsugu Ohata, Takuya Sakamoto
  • Patent number: 11296528
    Abstract: A power station and an adaptor are provided. The power station includes a battery pack and an adaptor. The adaptor includes a housing, a battery pack interface, a protecting frame for protecting the housing and disposed on the outside of the housing, at least one AC output port and at least one DC output port. The protecting frame includes a top seat at the top portion of the housing, a bottom seat at the bottom seat of the housing and a plurality of connecting bars respectively connected the top seat and the bottom seat. The output voltage of the DC output port is lower than the rated voltage of the battery pack.
    Type: Grant
    Filed: June 15, 2021
    Date of Patent: April 5, 2022
    Assignee: Nanjing Chervon Industry Co., Ltd.
    Inventors: Hong Zhu, Zhihai Teng
  • Patent number: 11296529
    Abstract: An output rectifier (10) is disclosed which is electrically connected or connectable in a current path between a power supply (20) and an electrical energy storage module (30). The power supply (20) is configured to supply power to the electrical energy storage module (30) via the output rectifier (10). The output rectifier (10) comprises at least one diode (11, 12, 13, 14) at least in part based on silicon carbide. An arrangement (100) comprising the output rectifier (10) is also disclosed.
    Type: Grant
    Filed: May 20, 2019
    Date of Patent: April 5, 2022
    Inventors: Per Nilsson, Magnus Graas
  • Patent number: 11296541
    Abstract: A power supply continuity system that maintains power continuity of a system, for example, a power tool. A reserve power supply, such as a capacitor, is operably coupled to a primary power supply in a parallel configuration to provide power to the system when the primary power supply is inoperable or disconnected. The reserve power supply can also be implemented in power regulation circuitry, for example, circuitry that controls the power output of the primary power supply, so that the reserve power supply can be included on a printed circuit board (PCB) and decrease costs of manufacturing.
    Type: Grant
    Filed: September 13, 2017
    Date of Patent: April 5, 2022
    Assignee: Snap-on Incorporated
    Inventor: Matthew M. Crass
  • Patent number: 11296527
    Abstract: A power supply system can include a plurality of battery backup units and a control unit. The battery backup units may be utilized to supply backup energy to a power supply unit, for example, in case of a power outage event. The control unit can gauge a respective capacity, temperature, age, and/or other characteristic of each respective battery backup unit of the plurality of battery backup units. The control unit can designate a particular battery backup unit of the plurality of battery backup units as a spared unit, e.g., to be spared in the power outage event. The designation may be based at least in part on the respective capacity or other characteristic of each respective battery backup unit gauged.
    Type: Grant
    Filed: February 11, 2020
    Date of Patent: April 5, 2022
    Assignee: Amazon Technologies, Inc.
    Inventors: Ligong Wang, Michael Jon Moen
  • Patent number: 11283265
    Abstract: Various aspects of invention provide portable power manager operating methods. One aspect of the invention provides a method for operating a power manager having a plurality of device ports for connecting with external power devices and a power bus for connecting with each device port. The method includes: disconnecting each device port from the power bus when no external power device is connected to the device port; accessing information from newly connected external power devices; determining if the newly connected external power devices can be connected to the power bus without power conversion; if not, determining if the newly connected external power devices can be connected to the power bus over an available power converter; and if so, configuring the available power converter for suitable power conversion.
    Type: Grant
    Filed: May 8, 2019
    Date of Patent: March 22, 2022
    Assignee: GALVION SOLDIER POWER, LLC
    Inventors: Philip T. Robinson, Seth M. Dziengeleski, James D. Kazmierczak, David J. Holigan
  • Patent number: 11283283
    Abstract: An uninterruptible power supply (UPS) is provided including an interface to receive first sensor data indicative of operating information of a battery and second sensor data indicative of state-of-health characteristics of the battery from one or more sensors, and configured to communicate with a computer coupled to a plurality of UPSs, and a controller configured to receive the first sensor data, provide the first sensor data to the computer, receive an estimated battery health status (EBHS) of the battery based on the first sensor data and baseline battery health characteristics from the computer, receive the second sensor data from the one or more sensors, determine an actual battery health status (ABHS) of the battery based on the second sensor data, compare the EBHS and the ABHS, and communicate information to the computer to adjust the baseline battery health characteristics based on the comparison of the EBHS and the ABHS.
    Type: Grant
    Filed: July 2, 2019
    Date of Patent: March 22, 2022
    Assignee: SCHNEIDER ELECTRIC IT CORPORATION
    Inventor: Scott Lee Daniels
  • Patent number: 11277023
    Abstract: In a power feeding control device, a control unit determines whether or not a current is flowing through at least one of the first switches, when an instruction to turn off first switches has been given. If it is determined that a current is flowing, the control unit causes a first capacitor to discharge via a current path of the current flowing through a second switch.
    Type: Grant
    Filed: January 24, 2019
    Date of Patent: March 15, 2022
    Assignees: AutoNetworks Technologies, Ltd., Sumitomo Wiring Systems, Ltd., Sumitomo Electric Industries, Ltd.
    Inventors: Shunichi Sawano, Shinji Nouda, Masayuki Kato
  • Patent number: 11260809
    Abstract: A new wiring and power and communications system for an automobile that includes a plurality of devices, wherein the devices are connected to a backbone section that has an outer sheathing, a first conductor disposed within the outer sheathing, a second conductor disposed within the outer sheathing, a pair of inner sheathing members disposed within the outer sheathing and located on opposing sides of the at least one conductor, the inner sheathing members configured to electrically insulate the first conductor from the second conductor, and a shield member disposed within the outer sheathing.
    Type: Grant
    Filed: December 21, 2018
    Date of Patent: March 1, 2022
    Assignee: Tesla, Inc.
    Inventors: Satyan Chandra, In Jae Chung, Adnan Esmail, Matthew Blum, Rishabh Bhandari
  • Patent number: 11258293
    Abstract: Methods and systems are described for power state management. A critical usage window may be configured at a gateway node. A change in a power state of the gateway node may be detected, at an interface, during the critical usage window. The power state of the gateway node may be adjusted via the interface for a set duration using a backup power node.
    Type: Grant
    Filed: October 10, 2017
    Date of Patent: February 22, 2022
    Assignee: SCHNEIDER ELECTRIC IT CORPORATION
    Inventor: Peter J. O'Toole
  • Patent number: 11248744
    Abstract: A monitoring device for monitoring a boundary section of a safety zone for detecting an object at least partially entering or leaving the safety zone through the boundary section is provided. The monitoring device comprises: a light curtain device for detecting an object touching the boundary section; at least one radar device for detecting a movement direction of the object relative to the boundary section and/or a material property of the object; and an evaluation device for emitting an evaluation result based on a radar device signal from the radar device and optionally based on a light curtain device signal from the light curtain device.
    Type: Grant
    Filed: February 6, 2019
    Date of Patent: February 15, 2022
    Assignee: OMRON EUROPE B.V.
    Inventors: Enzo Romano, Paolo Viviani, Gianmarco Grange
  • Patent number: 11246207
    Abstract: Smart switch devices, systems, and methods for modifying an existing electrical system to utilize the power state output of a physical switch as an indicator or signal for the operation of a smart home device or system or network of such devices to facilitate interoperability of physical switches with smart devices. The smart switch detects or determines the power state of a circuit and infers the corresponding state of a mechanical switch that operates the circuit. This information is then transmitted to associated smart devices, which may not be physically connected to the circuit controlled by the switch. When the mechanical switch is operated, it can control both electrically attached loads, such as a conventional light appliance, and wirelessly control unconnected smart devices.
    Type: Grant
    Filed: May 29, 2020
    Date of Patent: February 8, 2022
    Assignee: Ivani, LLC
    Inventors: Matthew Wootton, Boris Dieseldorff
  • Patent number: 11239669
    Abstract: An underwater power supply system includes: a working apparatus arranged underwater with at least one power receiving pad; a first battery unit detachably attached to the apparatus with a power supplying pad and battery, the pad configured to supply electric power to the power receiving pad in a non-contact state, the battery electrically connected to the power supplying pad; and an underwater sailing body configured to shuttle between the apparatus and a surface ship or an underwater station suspended from the surface ship, the body configured to carry a second battery unit to the apparatus, detach the first battery unit from the apparatus, and attach the second battery unit to the apparatus, the second battery unit including a power supplying pad and battery, the pad configured to supply the electric power to the power receiving pad in a non-contact state, the battery electrically connected to the power supplying pad.
    Type: Grant
    Filed: June 14, 2019
    Date of Patent: February 1, 2022
    Assignee: KAWASAKI JUKOGYO KABUSHIKI KAISHA
    Inventors: Minehiko Mukaida, Noriyuki Okaya, Koichi Fukui, Makoto Mukai, Fumitaka Tachinami, Yuki Kaga
  • Patent number: 11228203
    Abstract: A power converter with AFC (Automatic AC Feed Control) implements zero voltage switching when switching from a first input power supply to a second input power supply. The power converter with AFC includes a relay switchover circuit and control circuitry for selectively providing power to a connected power converter. The control circuitry uses sensed amplitude and phase values for the two input power supplies for determining when the first input power supply is lost and selectively connecting the second input power supply according to precise timing control to minimize component stress.
    Type: Grant
    Filed: February 26, 2020
    Date of Patent: January 18, 2022
    Assignee: Flex Ltd
    Inventors: WeiAn Chen, HuaMin Xu
  • Patent number: 11228200
    Abstract: A hybrid power system comprises a power controller adapted to be in communication with a first power source, a second power source, and a load. The power controller is configured to: control discharging of the first power source without permitting discharging of the second power source to power the load when a power drawn by the load is greater than a predetermined threshold power for a time period; and control discharging of the second power source to power the load when the power drawn by the load is greater than the predetermined threshold power starting from when the time period ends.
    Type: Grant
    Filed: December 5, 2019
    Date of Patent: January 18, 2022
    Assignee: SZ DJI TECHNOLOGY CO., LTD.
    Inventors: Lei Wang, Wentao Wang, Dayang Zheng, Juncheng Zhan, Yuancai Liu