Patents by Inventor Norikazu Shinya

Norikazu Shinya 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).

  • Pleated air filter pack and air filter using same
    Patent number: 8597393
    Abstract: The invention provides a filter pack of which the mass is not increased, and moreover, the effective filter medium area is not reduced, and of which the pressure drop is sufficiently low, and the strength is sufficiently high, and an air filter using this. A pleated air filter pack is configured in such a way that dot embossed projections are provided on front and rear surfaces of a filter medium made of a non-woven fabric, the filter medium is folded in zigzag shape along creases of pleats, and the opposing embossed projections are brought into contact with each other when the filter medium is folded, thus maintaining the intervals between the filter media.
    Type: Grant
    Filed: October 20, 2009
    Date of Patent: December 3, 2013
    Assignee: Nippon Muki Co., Ltd.
    Inventors: Jun Morita, Hitoshi Niinuma, Norikazu Shinya, Tomoyuki Hasegawa, Osamu Kitayama
  • PLEATED AIR FILTER PACK AND AIR FILTER USING SAME
    Publication number: 20110314782
    Abstract: The invention provides a filter pack of which the mass is not increased, and moreover, the effective filter medium area is not reduced, and of which the pressure drop is sufficiently low, and the strength is sufficiently high, and an air filter using this. A pleated air filter pack is configured in such a way that dot embossed projections are provided on front and rear surfaces of a filter medium made of a non-woven fabric, the filter medium is folded in zigzag shape along creases of pleats, and the opposing embossed projections are brought into contact with each other when the filter medium is folded, thus maintaining the intervals between the filter media.
    Type: Application
    Filed: October 20, 2009
    Publication date: December 29, 2011
    Applicant: NIPPON MUKI CO., LTD.
    Inventors: Jun Morita, Hitoshi Niinuma, Norikazu Shinya, Tomoyuki Hasegawa, Osamu Kitayama