Patents by Inventor Robert D. Clausen

Robert D. Clausen 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).

  • Cab structure of construction equipment
    Patent number: 8029044
    Abstract: To facilitate the production of a cab in the form of a box by joining side, rear and roof panels to pillars, and to improve the productivity. Pillars forming the cab (2) include composite pillars (16, 18) obtained by juxtaposing and joining together the pairs of pillar members (20, 22), and panel assemblies (4, 6, 8) adjacent to the pillar members (20, 22) are joined to the pillar members (20, 22) of the composite pillars (16, 18).
    Type: Grant
    Filed: January 31, 2008
    Date of Patent: October 4, 2011
    Assignees: Caterpillar Japan Ltd., Press Kogyo Co., Ltd.
    Inventors: Eiji Akahane, Takayuki Yuasa, Kazushige Tasaki, Masayoshi Nakajima, Robert D. Clausen, Teruyuki Yamada, Hideo Kosaka, Yusuke Harayama
  • CAB STRUCTURE OF CONSTRUCTION EQUIPMENT
    Publication number: 20100117399
    Abstract: To facilitate the production of a cab in the form of a box by joining side, rear and roof panels to pillars, and to improve the productivity. Pillars forming the cab (2) include composite pillars (16, 18) obtained by juxtaposing and joining together the pairs of pillar members (20, 22), and panel assemblies (4, 6, 8) adjacent to the pillar members (20, 22) are joined to the pillar members (20, 22) of the composite pillars (16, 18).
    Type: Application
    Filed: January 31, 2008
    Publication date: May 13, 2010
    Inventors: Eiji Akahane, Takayuki Yuasa, Kazushige Tasaki, Masayoshi Nakajima, Robert D. Clausen, Teruyuki Yamada, Hideo Kosaka, Yusuke Harayama