Patents by Inventor Jeffrey C. Stephens

Jeffrey C. Stephens 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).

  • Flashlight
    Patent number: 6220720
    Abstract: A rotatable head flashlight utilizes a bulb carrier having a circuit board on which are mounted contacts which remain in engagement with energy cells in a battery compartment, a bulb-receiving socket, and a switch assembly engageable with, and operated by, a molded shelf on the inner wall of the battery compartment. The switch includes three contacts, one being a movable contact in the form of a resilient, bridge-like element overlying both of the other contacts, the latter two contacts being printed on the circuit board.
    Type: Grant
    Filed: July 16, 1999
    Date of Patent: April 24, 2001
    Assignee: Princeton Tectonics, Inc.
    Inventor: Jeffrey C. Stephens
  • Personal headlamp
    Patent number: D405202
    Type: Grant
    Filed: March 31, 1998
    Date of Patent: February 2, 1999
    Assignee: Princeton Tectonics, Inc.
    Inventors: Michael J. Fattori, Joseph P. Polak, Michael SaFranko, Jr., Arthur W. Stephens, Jeffrey C. Stephens, William H. Stephens
  • Flashlight
    Patent number: D422734
    Type: Grant
    Filed: July 16, 1999
    Date of Patent: April 11, 2000
    Assignee: Princeton Tectonics, Inc.
    Inventor: Jeffrey C. Stephens
  • Flashlight
    Patent number: D429014
    Type: Grant
    Filed: July 16, 1999
    Date of Patent: August 1, 2000
    Assignee: Princeton Tectonics, Inc.
    Inventor: Jeffrey C. Stephens