Patents by Inventor Hirokazu SAEGUSA

Hirokazu SAEGUSA 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).

  • Waterproof socket and illumination apparatus
    Patent number: 8602803
    Abstract: A waterproof socket includes a socket body having an insertion hole to which a lamp pin protruding from an end cap of a straight tube lamp is inserted, a first internal sleeve making contact with the socket body, and a second internal sleeve. The socket body includes a body-side rotation restraint portion engaging with a sleeve-side rotation restraint portion formed in the first internal sleeve to restrain the first internal sleeve from rotating about a center axis of the straight tube lamp. The first internal sleeve includes a first position restraint portion and the second internal sleeve includes a second position restraint portion engaging with the first position restraint portion to restrain the second internal sleeve from rotating about the center axis while allowing the second internal sleeve to move in an axial direction of the straight tube lamp.
    Type: Grant
    Filed: June 20, 2012
    Date of Patent: December 10, 2013
    Assignee: Panasonic Corporation
    Inventors: Satoshi Fukano, Masashi Takeda, Tetsuya Matsumoto, Hirokazu Saegusa
  • WATERPROOF SOCKET AND ILLUMINATION APPARATUS
    Publication number: 20120329303
    Abstract: A waterproof socket includes a socket body having an insertion hole to which a lamp pin protruding from an end cap of a straight tube lamp is inserted, a first internal sleeve making contact with the socket body, and a second internal sleeve. The socket body includes a body-side rotation restraint portion engaging with a sleeve-side rotation restraint portion formed in the first internal sleeve to restrain the first internal sleeve from rotating about a center axis of the straight tube lamp. The first internal sleeve includes a first position restraint portion and the second internal sleeve includes a second position restraint portion engaging with the first position restraint portion to restrain the second internal sleeve from rotating about the center axis while allowing the second internal sleeve to move in an axial direction of the straight tube lamp.
    Type: Application
    Filed: June 20, 2012
    Publication date: December 27, 2012
    Applicant: PANASONIC CORPORATION
    Inventors: Satoshi FUKANO, Masashi TAKEDA, Tetsuya MATSUMOTO, Hirokazu SAEGUSA