Patents by Inventor James P. Keenan

James P. Keenan 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).

  • Methods and architectures for end-to-end robot integration with elevators and building systems
    Patent number: 11932512
    Abstract: A method of communication between a robot and an elevator system using a robot communication system including: collecting data on a landing of a building using a sensor system of the robot; and transmitting the data to the elevator system of the building, the data being transmitted to the elevator system directly from the robot, through a cloud computing network, or through a building system manager.
    Type: Grant
    Filed: March 16, 2020
    Date of Patent: March 19, 2024
    Assignee: OTIS ELEVATOR COMPANY
    Inventors: Stephen Richard Nichols, Bradley Armand Scoville, Michael P. Keenan, Jr., Nicholas Cope, James Sorrels, Mohip Joarder
  • Recoil assembly for pump guns
    Patent number: 4837961
    Abstract: A recoil assembly which is adapted to be removably secured to a pump gun such as an assault shotgun. The recoil assembly includes a tubular slide handle, a body portion and a handle. The slide handle is mounted about the magazine tube for reciprocating movement thereof. The body portion is secured to the slide handle by mounting means so as to dispose the handle which is connected to the body portion directly above the barrel for gripping with the hand.
    Type: Grant
    Filed: May 3, 1988
    Date of Patent: June 13, 1989
    Inventor: James P. Keenan
  • Electric lamp including oxygen getter
    Patent number: 4727286
    Abstract: Electric incandescent lamp employing phosphine (PH.sub.3) as the getter.
    Type: Grant
    Filed: November 16, 1981
    Date of Patent: February 23, 1988
    Assignee: GTE Products Corporation
    Inventors: James P. Keenan, Peter R. Gagnon
  • Tungsten-halogen lamp with organic and inorganic getters
    Patent number: 4629935
    Abstract: A tungsten halogen lamp which utilizes a quantity, in combination, of an organic getter and inorganic getter for the purposes of substantially eliminating contaminants contained within the lamp and substantially reducing filament sag. In particular, the organic getter may be in the form of a carbon-containing halide, such as methyl bromide, and the inorganic getter may be in the form of a phosphorus-based gaseous getter, such as phosphine.
    Type: Grant
    Filed: February 11, 1985
    Date of Patent: December 16, 1986
    Assignee: GTE Products Corporation
    Inventor: James P. Keenan
  • Long life tungsten halogen lamp with hydrogen bromide and methyl bromide
    Patent number: 4453107
    Abstract: Long life tungsten halogen lamps using bromine as the halogen are provided when the lamp contains the bromine as HBr and CH.sub.3 Br in a ratio of 2.5 to 1 when used with argon as a carrier gas and 1.5 to 1 when krypton is used.
    Type: Grant
    Filed: January 22, 1982
    Date of Patent: June 5, 1984
    Assignee: GTE Products Corporation
    Inventor: James P. Keenan
  • Tungsten halogen lamp containing cyanogen
    Patent number: 4415834
    Abstract: The gaseous filling of a tungsten halogen lamp includes cyanogen and a halogen or halide.
    Type: Grant
    Filed: June 8, 1979
    Date of Patent: November 15, 1983
    Assignee: GTE Products Corporation
    Inventor: James P. Keenan
  • Tungsten halogen lamp
    Patent number: 4049988
    Abstract: Helium is added as a component of the gaseous filling of a tungsten halogen lamp in order to prevent deposits from forming on the walls of the lamp envelope.
    Type: Grant
    Filed: April 14, 1976
    Date of Patent: September 20, 1977
    Assignee: GTE Sylvania Incorporated
    Inventor: James P. Keenan