Patents by Inventor TAKAHARU FUKUSHIMA

TAKAHARU FUKUSHIMA 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).

  • Geiger-Muller counter tube and radiation measurement apparatus
    Patent number: 9378935
    Abstract: A Geiger-Muller counter tube includes a cylindrical enclosing tube, an anode electrode, a cylindrical cathode electrode, an inert gas, and a quenching gas. The cylindrical enclosing tube has a sealed space. The anode electrode is disposed inside the space and formed in a rod shape. The cylindrical cathode electrode surrounds a peripheral area of the anode electrode inside the space to have an opening. The inert gas and the quenching gas are sealed inside the space. At least one of the anode electrode and the cathode electrode includes a plurality of electrodes inside the enclosing tube.
    Type: Grant
    Filed: December 3, 2014
    Date of Patent: June 28, 2016
    Assignee: NIHON DEMPA KOGYO CO., LTD.
    Inventors: Toshiaki Takeuchi, Kunio Hamaguchi, Kuichi Kubo, Kozo Ono, Noritoshi Kimura, Takaharu Fukushima
  • GEIGER-MULLER COUNTER TUBE AND RADIATION MEASUREMENT APPARATUS
    Publication number: 20150155145
    Abstract: A Geiger-Muller counter tube includes a cylindrical enclosing tube, an anode electrode, a cylindrical cathode electrode, an inert gas, and a quenching gas. The cylindrical enclosing tube has a sealed space. The anode electrode is disposed inside the space and formed in a rod shape. The cylindrical cathode electrode surrounds a peripheral area of the anode electrode inside the space to have an opening. The inert gas and the quenching gas are sealed inside the space. At least one of the anode electrode and the cathode electrode includes a plurality of electrodes inside the enclosing tube.
    Type: Application
    Filed: December 3, 2014
    Publication date: June 4, 2015
    Inventors: TOSHIAKI TAKEUCHI, KUNIO HAMAGUCHI, KUICHI KUBO, KOZO ONO, NORITOSHI KIMURA, TAKAHARU FUKUSHIMA