Patents by Inventor Nivay Anandarajah

Nivay Anandarajah 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: 20240195024
    Abstract: Batteries according to embodiments of the present technology may include a housing including a first terminal disposed on a first side of the housing and a second terminal disposed on the first side of the housing. The batteries may include an electrode stack positioned within the housing. The electrode stack may include an anode current collector. The anode current collector may define an anode tab along a second side of the anode current collector, and be electrically coupled with the first terminal. The electrode stack may include a cathode current collector. The cathode current collector may define a cathode tab along a second side of the cathode current collector. The cathode tab and anode tab may extend in a direction normal to a direction facing the first side of the housing. The cathode tab may be electrically coupled with the second terminal.
    Type: Application
    Filed: February 16, 2024
    Publication date: June 13, 2024
    Inventors: Christopher T. Campbell, Nivay Anandarajah, William A. Braff, Oskar Dondelewski, Russell A. McLellan
  • Patent number: 12002977
    Abstract: Battery packs according to some embodiments of the present technology may include a longitudinal beam. The packs may include a plurality of battery cells disposed adjacent the longitudinal beam. Each battery cell may be characterized by a first surface, and a second surface opposite the first surface. Each battery cell may be characterized by a third surface extending vertically between the first surface and the second surface. The first surface may face the longitudinal beam, and battery terminals may extend from the third surface. Each battery cell may be characterized by a fourth surface opposite the third surface. The packs may include a lid coupled with the first surface of each battery cell of the plurality of battery cells. The packs may include a base coupled with the second surface of each battery cell of the plurality of battery cells.
    Type: Grant
    Filed: May 12, 2021
    Date of Patent: June 4, 2024
    Assignee: Apple Inc.
    Inventors: Nivay Anandarajah, Evan D. Maley, Alexander J. Clarabut, Yu-Hung Li, John M. Schoech
  • Patent number: 12002976
    Abstract: Battery packs according to some embodiments of the present technology may include a longitudinal beam. The packs may include a plurality of battery cells disposed adjacent the longitudinal beam. Each battery cell may be characterized by a first surface, and a second surface opposite the first surface. Each battery cell may be characterized by a third surface extending vertically between the first surface and the second surface. The first surface may face the longitudinal beam, and battery terminals may extend from the third surface. Each battery cell may be characterized by a fourth surface opposite the third surface. The packs may include a lid coupled with the first surface of each battery cell of the plurality of battery cells. The packs may include a base coupled with the second surface of each battery cell of the plurality of battery cells.
    Type: Grant
    Filed: May 12, 2021
    Date of Patent: June 4, 2024
    Assignee: Apple Inc.
    Inventors: Nivay Anandarajah, Evan D. Maley, Alexander J. Clarabut, Yu-Hung Li, John M. Schoech
  • Patent number: 11973235
    Abstract: Battery packs according to some embodiments of the present technology may include a longitudinal beam. The packs may include a plurality of battery cells disposed adjacent the longitudinal beam. Each battery cell may be characterized by a first surface, and a second surface opposite the first surface. Each battery cell may be characterized by a third surface extending vertically between the first surface and the second surface. The first surface may face the longitudinal beam, and battery terminals may extend from the third surface. Each battery cell may be characterized by a fourth surface opposite the third surface. The packs may include a lid coupled with the first surface of each battery cell of the plurality of battery cells. The packs may include a base coupled with the second surface of each battery cell of the plurality of battery cells.
    Type: Grant
    Filed: May 11, 2021
    Date of Patent: April 30, 2024
    Assignee: Apple Inc.
    Inventors: Nivay Anandarajah, Evan D. Maley, Alexander J. Clarabut, Yu-Hung Li, John M. Schoech
  • Publication number: 20240106023
    Abstract: A battery pack can include an enclosure with a first panel opposite and spaced apart from a second panel. First and second battery cell stacks can be positioned between the first and the second panels. Each of the first and the second battery cell stacks can include a plurality of interconnected battery cells. A busbar fuse can be electrically connected between the first and the second battery cell stack and can include an exterior thermal contact that is thermally connected to the first panel. A thermal interface material (TIM) can be disposed between the exterior thermal contact and the first panel where the first panel can form a portion of a heat exchanger. A shell can at least partially enclose the busbar fuse and can retain a potting compound or phase change material around the busbar fuse.
    Type: Application
    Filed: January 31, 2023
    Publication date: March 28, 2024
    Inventors: Abraham B. Caulk, Dylan Erb, Nivay Anandarajah, Alexander Bartlett, David T. Rosenberg, Zhongying Shi
  • Publication number: 20240106058
    Abstract: A battery pack can include a plurality of battery cells arranged adjacent one another in a row. The battery pack can include a first spacer plate aligned with and positioned adjacent the first cell of the plurality of battery cells, a second spacer plate aligned with and positioned adjacent the last cell of the plurality of battery cells, and a housing enclosing the plurality of battery cells. The housing can include a first sidewall positioned adjacent the first spacer plate and a second sidewall positioned adjacent the second spacer plate such that the plurality of battery cells can be positioned between the first sidewall and the second sidewall. The battery pack can include a cover. A layer of adhesive can be disposed between the battery cells and the cover. Various techniques can be employed to improve the durability of the battery pack.
    Type: Application
    Filed: January 31, 2023
    Publication date: March 28, 2024
    Inventors: Dylan Erb, Nivay Anandarajah, Alexander Bartlett, Abraham B. Caulk, Edward T. Hillstrom, Evan D. Maley, Erik C. Ostergaard, Matthew I. Woods
  • Publication number: 20240106062
    Abstract: A battery pack can include a plurality of battery cells arranged adjacent one another in a row. The battery pack can include a first spacer plate aligned with and positioned adjacent the first cell of the plurality of battery cells, a second spacer plate aligned with and positioned adjacent the last cell of the plurality of battery cells, and a housing enclosing the plurality of battery cells. The housing can include a first sidewall positioned adjacent the first spacer plate and a second sidewall positioned adjacent the second spacer plate such that the plurality of battery cells can be positioned between the first sidewall and the second sidewall. The battery pack can include a cover. A layer of adhesive can be disposed between the battery cells and the cover. Various techniques can be employed to improve the durability of the battery pack.
    Type: Application
    Filed: January 31, 2023
    Publication date: March 28, 2024
    Inventors: Dylan Erb, Nivay Anandarajah, Alexander Bartlett, Abraham B. Caulk, Edward T. Hillstrom, Evan D. Maley, Erik C. Ostergaard, Matthew I. Woods
  • Publication number: 20240106076
    Abstract: A battery pack can include a plurality of battery cells arranged adjacent one another in a row. The battery pack can include a first spacer plate aligned with and positioned adjacent the first cell of the plurality of battery cells, a second spacer plate aligned with and positioned adjacent the last cell of the plurality of battery cells, and a housing enclosing the plurality of battery cells. The housing can include a first sidewall positioned adjacent the first spacer plate and a second sidewall positioned adjacent the second spacer plate such that the plurality of battery cells can be positioned between the first sidewall and the second sidewall. The battery pack can include a cover. A layer of adhesive can be disposed between the battery cells and the cover. Various techniques can be employed to improve the durability of the battery pack.
    Type: Application
    Filed: January 31, 2023
    Publication date: March 28, 2024
    Inventors: Dylan Erb, Abraham B. Caulk, Erik C. Ostergaard, Nivay Anandarajah, Alexander Bartlett, Edward T. Hillstrom, Evan D. Maley, Matthew I. Woods
  • Patent number: 11942661
    Abstract: Batteries according to embodiments of the present technology may include a housing including a first terminal disposed on a first side of the housing and a second terminal disposed on the first side of the housing. The batteries may include an electrode stack positioned within the housing. The electrode stack may include an anode current collector. The anode current collector may define an anode tab along a second side of the anode current collector, and be electrically coupled with the first terminal. The electrode stack may include a cathode current collector. The cathode current collector may define a cathode tab along a second side of the cathode current collector. The cathode tab and anode tab may extend in a direction normal to a direction facing the first side of the housing. The cathode tab may be electrically coupled with the second terminal.
    Type: Grant
    Filed: September 24, 2021
    Date of Patent: March 26, 2024
    Assignee: Apple Inc.
    Inventors: Christopher T. Campbell, Nivay Anandarajah, William A. Braff, Oskar Dondelewski, Russell A. McLellan
  • Publication number: 20240097210
    Abstract: A battery pack includes a housing defining a housing interior, a first stack of electrochemical cells disposed in the housing interior, a second stack of electrochemical cells disposed in the housing interior, and an electronics compartment disposed in the housing interior. The electronics compartment is positioned between the first stack of electrochemical cells and the second stack of electrochemical cells. Further, the electronics compartment extends along a majority of a length of the battery pack.
    Type: Application
    Filed: September 21, 2022
    Publication date: March 21, 2024
    Inventors: Nivay Anandarajah, Evan D. Maley, Matthew I Woods, Dylan C. Erb, Abraham B. Caulk, Joseph D. Rainey, John M. Schoech
  • Patent number: 11936055
    Abstract: Battery packs according to some embodiments of the present technology may include a longitudinal beam. The packs may include a plurality of battery cells disposed adjacent the longitudinal beam. Each battery cell may be characterized by a first surface, and a second surface opposite the first surface. Each battery cell may be characterized by a third surface extending vertically between the first surface and the second surface. The first surface may face the longitudinal beam, and battery terminals may extend from the third surface. Each battery cell may be characterized by a fourth surface opposite the third surface. The packs may include a lid coupled with the first surface of each battery cell of the plurality of battery cells. The packs may include a base coupled with the second surface of each battery cell of the plurality of battery cells.
    Type: Grant
    Filed: May 12, 2021
    Date of Patent: March 19, 2024
    Assignee: Apple Inc.
    Inventors: Nivay Anandarajah, Evan D. Maley, Alexander J. Clarabut, Yu-Hung Li, John M. Schoech
  • Patent number: 11929522
    Abstract: Batteries according to embodiments of the present technology may include a housing including a first terminal disposed on a first side of the housing and a second terminal disposed on the first side of the housing. The batteries may include an electrode stack positioned within the housing. The electrode stack may include an anode current collector. The anode current collector may define an anode tab along a first side of the anode current collector, and be electrically coupled with the first terminal. The electrode stack may include a cathode current collector. The cathode current collector may define a cathode tab along a second side of the cathode current collector. The cathode tab may extend from the cathode current collector in a direction normal to a direction the anode tab extends from the anode current collector. The cathode tab may be electrically coupled with a busbar disposed within the housing.
    Type: Grant
    Filed: September 24, 2021
    Date of Patent: March 12, 2024
    Assignee: Apple Inc.
    Inventors: Christopher T. Campbell, Nivay Anandarajah, William A. Braff, Oskar Dondelewski, Russell A. McLellan
  • Patent number: 11870100
    Abstract: Batteries according to embodiments of the present technology may include a housing including a first terminal disposed on a first side of the housing and a second terminal disposed on the first side of the housing. The batteries may include an electrode stack positioned within the housing. The electrode stack may include an anode current collector. The anode current collector may define an anode tab along a first side of the anode current collector, and be electrically coupled with the first terminal. The electrode stack may include a cathode current collector. The cathode current collector may define a cathode tab along a second side of the cathode current collector. The cathode tab may extend from the cathode current collector in a direction normal to a direction the anode tab extends from the anode current collector. The cathode tab may be electrically coupled with the second terminal.
    Type: Grant
    Filed: September 24, 2021
    Date of Patent: January 9, 2024
    Assignee: Apple Inc.
    Inventors: Christopher T. Campbell, Nivay Anandarajah, William A. Braff, Oskar Dondelewski, Russell A. McLellan
  • Publication number: 20230387553
    Abstract: Battery packs according to some embodiments of the present technology may include a first end beam and a second end beam. The battery packs may include a plurality of battery cells disposed between the first end beam and the second end beam. Each battery cell of the plurality of battery cells may be separated from an adjacent battery cell by an interface material. Each battery cell may include a first terminal and a second terminal on a first surface of the battery cell. The battery packs may include a plurality of busbar segments electrically coupling each cell of the plurality of battery cells. The battery packs may include a bus tray including a plurality of bus tray segments. Each bus tray segment may seat at least two busbar segments. Each bus tray segment may extend at least partially across at least three battery cells of the plurality of battery cells.
    Type: Application
    Filed: May 31, 2022
    Publication date: November 30, 2023
    Inventors: Abraham B. Caulk, Alexander J. Clarabut, Dylan Erb, Nivay Anandarajah
  • Publication number: 20230387555
    Abstract: Battery packs according to some embodiments of the present technology may include a first end beam and a second end beam. The battery packs may include a plurality of battery cells disposed between the first end beam and the second end beam. Each battery cell of the plurality of battery cells may be separated from an adjacent battery cell by an interface material. Each battery cell may include a first terminal and a second terminal on a first surface of the battery cell. The battery packs may include a plurality of busbar segments electrically coupling each cell of the plurality of battery cells. The battery packs may include a bus tray including a plurality of bus tray segments. Each bus tray segment may seat at least two busbar segments. Each bus tray segment may extend at least partially across at least three battery cells of the plurality of battery cells.
    Type: Application
    Filed: June 5, 2023
    Publication date: November 30, 2023
    Inventors: Abraham B. Caulk, Alexander J. Clarabut, Dylan Erb, Nivay Anandarajah
  • Publication number: 20230387554
    Abstract: Battery packs according to some embodiments of the present technology may include a first end beam and a second end beam. The battery packs may include a plurality of battery cells disposed between the first end beam and the second end beam. Each battery cell of the plurality of battery cells may be separated from an adjacent battery cell by an interface material. Each battery cell may include a first terminal and a second terminal on a first surface of the battery cell. The battery packs may include a plurality of busbar segments electrically coupling each cell of the plurality of battery cells. The battery packs may include a bus tray including a plurality of bus tray segments. Each bus tray segment may seat at least two busbar segments. Each bus tray segment may extend at least partially across at least three battery cells of the plurality of battery cells.
    Type: Application
    Filed: May 31, 2022
    Publication date: November 30, 2023
    Inventors: Abraham B. Caulk, Alexander J. Clarabut, Dylan Erb, Nivay Anandarajah
  • Publication number: 20230307752
    Abstract: Battery packs according to some embodiments of the present technology may include a longitudinal beam. The packs may include a plurality of battery cells disposed adjacent the longitudinal beam. Each battery cell may be characterized by a first surface, and a second surface opposite the first surface. Each battery cell may be characterized by a third surface extending vertically between the first surface and the second surface. The first surface may face the longitudinal beam, and battery terminals may extend from the third surface. Each battery cell may be characterized by a fourth surface opposite the third surface. The packs may include a lid coupled with the first surface of each battery cell of the plurality of battery cells. The packs may include a base coupled with the second surface of each battery cell of the plurality of battery cells.
    Type: Application
    Filed: June 1, 2023
    Publication date: September 28, 2023
    Inventors: Nivay Anandarajah, Evan D. Maley, Alexander J. Clarabut, Yu-Hang Li, John M. Schoech
  • Patent number: 11764431
    Abstract: Battery packs according to some embodiments of the present technology may include a longitudinal beam. The packs may include a plurality of battery cells disposed adjacent the longitudinal beam. Each battery cell may be characterized by a first surface, and a second surface opposite the first surface. Each battery cell may be characterized by a third surface extending vertically between the first surface and the second surface. The first surface may face the longitudinal beam, and battery terminals may extend from the third surface. Each battery cell may be characterized by a fourth surface opposite the third surface. The packs may include a lid coupled with the first surface of each battery cell of the plurality of battery cells. The packs may include a base coupled with the second surface of each battery cell of the plurality of battery cells.
    Type: Grant
    Filed: October 22, 2020
    Date of Patent: September 19, 2023
    Assignee: Apple Inc.
    Inventors: Nivay Anandarajah, Evan D. Maley, Alexander J. Clarabut, Yu-Hung Li, John M. Schoech
  • Publication number: 20230107015
    Abstract: Batteries according to embodiments of the present technology may include a housing including a first terminal disposed on a first side of the housing and a second terminal disposed on the first side of the housing. The batteries may include an electrode stack positioned within the housing. The electrode stack may include an anode current collector. The anode current collector may define an anode tab along a first side of the anode current collector, and be electrically coupled with the first terminal. The electrode stack may include a cathode current collector. The cathode current collector may define a cathode tab along a second side of the cathode current collector. The cathode tab may extend from the cathode current collector in a direction normal to a direction the anode tab extends from the anode current collector. The cathode tab may be electrically coupled with a busbar disposed within the housing.
    Type: Application
    Filed: September 24, 2021
    Publication date: April 6, 2023
    Inventors: Christopher T. Campbell, Nivay Anandarajah, William A. Braff, Oskar Dondelewski, Russell A. McLellan
  • Publication number: 20230100440
    Abstract: Battery packs according to some embodiments of the present technology may include a first end beam and a second end beam. The battery packs may include a first side beam and a second side beam each extending between the first end beam and the second end beam. The battery packs may include a base. The first end beam, the second end beam, the first side beam, the second side beam, and the base may be welded along each interface between each component. The battery packs may include a plurality of battery cells disposed between the first side beam and the second side beam. Each battery cell of the plurality of battery cells may be separated from an adjacent battery cell by an interface material. The battery packs may include a lid coupled with a surface of each battery cell of the plurality of battery cells facing the lid.
    Type: Application
    Filed: September 24, 2021
    Publication date: March 30, 2023
    Inventors: Dylan Erb, Nivay Anandarajah, Abraham B. Caulk, Alexander J. Clarabut, Yu-Hung Li, Evan D. Maley