Patents by Inventor John K. Humphreys

John K. Humphreys 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).

  • Electric storage batteries
    Patent number: 4579790
    Abstract: An electric storage battery specifically designed for standby operation is described. The battery is provided with terminal surfaces extending at an acute angle to the top of the battery lid which permits a flat support surface and handle means designed into the lid. Such battery structure permits a plurality of batteries to be stacked and allows air circulation to cool the stack.
    Type: Grant
    Filed: November 2, 1984
    Date of Patent: April 1, 1986
    Assignee: Chloride Group Public Limited Company
    Inventors: John K. Humphreys, Joseph Valentine, Donald Jones
  • Electric storage batteries
    Patent number: 4562128
    Abstract: An electric storage battery includes a rectangular container sealed by a lid. The lid affords spaced upstanding formations extending adjacent respective opposed side edges of lid and support means comprising spaced handle webs extending between the upstanding formation. The handle webs afford a flat upper surface which is vertically spaced from the remainder of the lid and adapted to support a further such battery. The outer edges of the handle webs are spaced inwardly from the two opposed side surfaces of the container when viewed in plan.
    Type: Grant
    Filed: November 2, 1984
    Date of Patent: December 31, 1985
    Assignee: Chloride Group Public Limited Company
    Inventors: John K. Humphreys, Joseph Valentine
  • Electric storage battery
    Patent number: D285191
    Type: Grant
    Filed: November 18, 1983
    Date of Patent: August 19, 1986
    Assignee: Chloride Group Public Limited Company
    Inventors: John K. Humphreys, Joseph Valentine
  • Battery
    Patent number: D358130
    Type: Grant
    Filed: May 16, 1994
    Date of Patent: May 9, 1995
    Assignee: Chloride Industrial Batteries Limited
    Inventors: John K. Humphreys, John H. Watters, Brian Collier