Patents by Inventor Masaharu Katayama

Masaharu Katayama 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).

  • Publication number: 20240149963
    Abstract: A wear resistant component includes a matrix portion made of metal, a core embedded in the matrix portion and having a hardness higher than that of the matrix portion, and a plurality of support members having at least one end exposed from a surface of the matrix portion, extending toward an interior of the matrix portion, and contacting the core at a portion other than the one end to define a position of the core within the matrix portion.
    Type: Application
    Filed: February 25, 2022
    Publication date: May 9, 2024
    Applicant: KOMATSU LTD.
    Inventors: Masayuki OHISHI, Masaharu AMANO, Minoru KATAYAMA
  • Publication number: 20240124047
    Abstract: A steering control device configured to control a steering device, the steering device including a steering shaft to which a handle is detachably coupled and a motor configured to generate torque that is given to the steering shaft. The steering control device includes a processing circuit configured to execute a process for controlling driving of the motor. The process for controlling the driving of the motor includes a lock process of driving the motor such that a rotation position of the steering shaft is fixed at a specific position, in a state where the handle has been detached from the steering shaft.
    Type: Application
    Filed: October 11, 2023
    Publication date: April 18, 2024
    Applicants: JTEKT CORPORATION, TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventors: Taiki MATSUMOTO, Kenichi ABE, Yuuta KAJISAWA, Yugo NAGASHIMA, Kazuma HASEGAWA, Takashi KOUDAI, Yosuke YAMASHITA, Shintaro TAKAYAMA, Hiroyuki KATAYAMA, Masaharu YAMASHITA
  • Patent number: 5698128
    Abstract: A microwave oven in which a plurality of projections are formed on an interior surface of a cavity for reflection and distribution of microwaves. The plurality of projections are dispersedly arranged so that neighboring projections do not contact each other. With this arrangement, microwaves can be efficiently distributed within the cavity, since the interior surface of the cavity does not have any depressions which would converge microwaves.
    Type: Grant
    Filed: July 17, 1995
    Date of Patent: December 16, 1997
    Assignee: Sanyo Electric Co.
    Inventors: Haruo Sakai, Hiroyuki Uehashi, Kayo Sakata, Masaru Noda, Yoshiharu Omori, Katsuaki Hayami, Masaharu Katayama
  • Patent number: D435945
    Type: Grant
    Filed: August 3, 1999
    Date of Patent: January 2, 2001
    Assignee: Sanyo Electric Co., Ltd.
    Inventors: Kenji Ikeno, Kazuhiko Nakano, Tetsuro Wada, Masaharu Katayama
  • Patent number: D245418
    Type: Grant
    Filed: March 2, 1976
    Date of Patent: August 16, 1977
    Assignee: Matsushita Electric Industrial Co., Ltd.
    Inventors: Masaharu Katayama, Hideo Takahashi
  • Patent number: D260647
    Type: Grant
    Filed: December 11, 1978
    Date of Patent: September 8, 1981
    Assignee: Matsushita Electric Industrial Co., Ltd.
    Inventors: Taisuke Saeki, Masaharu Katayama, Yoshinobu Kitakaze, Noriyuki Arai, Hideo Takahashi, Koya Kurokawa, Norihiko Shimose
  • Patent number: D268333
    Type: Grant
    Filed: November 18, 1980
    Date of Patent: March 22, 1983
    Assignee: Toshiba Glass Company, Ltd.
    Inventors: Yoshio Kojima, Masaharu Katayama, Haruyuki Kimura
  • Patent number: D538249
    Type: Grant
    Filed: June 10, 2005
    Date of Patent: March 13, 2007
    Assignee: Sanyo Electric Co., Ltd.
    Inventor: Masaharu Katayama
  • Patent number: D553126
    Type: Grant
    Filed: January 25, 2006
    Date of Patent: October 16, 2007
    Assignee: Sanyo Electric Co., Ltd.
    Inventor: Masaharu Katayama
  • Patent number: D289157
    Type: Grant
    Filed: June 20, 1984
    Date of Patent: April 7, 1987
    Assignee: Matsushita Electric Industrial Co., Ltd.
    Inventors: Takayoshi Inai, Masaharu Katayama, Noriyuki Arai, Masaki Takemoto
  • Patent number: D291433
    Type: Grant
    Filed: June 20, 1984
    Date of Patent: August 18, 1987
    Assignee: Matsushita Electric Industrial Co., Ltd.
    Inventors: Takayoshi Inai, Masaharu Katayama, Noriyuki Arai, Masaki Takemoto
  • Patent number: D295139
    Type: Grant
    Filed: June 25, 1985
    Date of Patent: April 12, 1988
    Assignee: Sanyo Electric Co., Ltd.
    Inventors: Tooru Ohnishi, Kazunori Morimoto, Masaharu Katayama
  • Patent number: D314049
    Type: Grant
    Filed: September 8, 1987
    Date of Patent: January 22, 1991
    Assignee: Kabushiki Kaisha Toshiba
    Inventor: Masaharu Katayama