Patents by Inventor Akihiro Ishigami

Akihiro Ishigami 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).

  • Air intake system and forklift equipped with it
    Patent number: 7152564
    Abstract: In an air intake system, a rear tower having an interior space is provided on the top surface of a body frame. A rear pillar having an interior passageway is mounted on the rear tower. An air intake port communicating with the passageway is provided in the rear pillar, and the passageway and the space within the rear tower are connected together. An expansion silencer is connected to the space of the rear tower and an air cleaner is connected to the expansion silencer. The top surface of a working oil tank is lower than the upper end of a side plate to form a space above the top surface, where the expansion silencer is provided. A base bracket is mounted to the air cleaner, a support bracket is mounted on the side plate, and the base bracket is mounted on the support bracket to support the air cleaner above the expansion silencer.
    Type: Grant
    Filed: May 20, 2004
    Date of Patent: December 26, 2006
    Assignees: Mitsubishi Heavy Industries, Ltd., Nissan Motor Co., Ltd.
    Inventors: Akihiro Ishigami, Masafumi Abe, Toru Kamata, Hiroto Katagiri
  • Air intake system and forklift equipped with it
    Publication number: 20050022772
    Abstract: In an air intake system, a rear tower having a space interiorly is provided on the top surface of a body frame, a rear pillar having a passageway interiorly is mounted on the rear tower, an air intake port communicating with the passageway is provided in the rear pillar, the passageway and the space within the rear tower are connected together, an expansion silencer is connected to the space of the rear tower, and an air cleaner is connected to the expansion silencer. The top surface of a working oil tank is rendered lower than the upper end of a side plate to form a space above the top surface, where the expansion silencer is provided. A base bracket is mounted to the air cleaner, a support bracket is mounted on the side plate, and the base bracket is mounted on the support bracket to support the air cleaner above the expansion silencer.
    Type: Application
    Filed: May 20, 2004
    Publication date: February 3, 2005
    Inventors: Akihiro Ishigami, Masafumi Abe, Toru Kamata, Hiroto Katagiri
  • Forklift truck
    Patent number: D594172
    Type: Grant
    Filed: July 29, 2008
    Date of Patent: June 9, 2009
    Assignee: Mitsubishi Heavy Industries, Ltd.
    Inventors: Naoki Shibata, Akihiro Ishigami, Yuichi Ishimura
  • Forklift truck
    Patent number: D594173
    Type: Grant
    Filed: July 29, 2008
    Date of Patent: June 9, 2009
    Assignee: Mitsubishi Heavy Industries., Ltd.
    Inventors: Naoki Shibata, Akihiro Ishigami, Yuichi Ishimura
  • Forklift truck
    Patent number: D594624
    Type: Grant
    Filed: July 29, 2008
    Date of Patent: June 16, 2009
    Assignee: Mitsubishi Heavy Industries. Ltd.
    Inventors: Naoki Shibata, Akihiro Ishigami, Yuichi Ishimura, Nobutaka Umezawa
  • Forklift
    Patent number: D696830
    Type: Grant
    Filed: January 7, 2013
    Date of Patent: December 31, 2013
    Assignee: Mitsubishi Nichiyu Forklift Co., Ltd.
    Inventors: Naoki Kazaoka, Hiroyasu Aruga, Akihiro Ishigami
  • Forklift
    Patent number: D696831
    Type: Grant
    Filed: January 7, 2013
    Date of Patent: December 31, 2013
    Assignee: Mitsubishi Nichiyu Forklift Co., Ltd.
    Inventors: Naoki Kazaoka, Hiroyasu Aruga, Akihiro Ishigami