Patents by Inventor Takashi Omae

Takashi Omae 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).

  • High strength and high toughness welding material
    Patent number: 4436554
    Abstract: A high strength and high toughness welding material containing: C: 0.05-0.15%, Si: 0.25-0.70%, Mn: 0.60-1.80%, Ni: 4.5-11.0%, Cr: 0.20-1.20%, Mo: 0.20-0.60%, Ti: 0.03-0.12%, Cr+Mo: from 0.40% to 0.030.times.(Ni%).sup.2 by weight and the balance essentially iron.
    Type: Grant
    Filed: October 29, 1982
    Date of Patent: March 13, 1984
    Assignee: Mitsubishi Jukogyo Kabushiki Kaisha
    Inventors: Takashi Omae, Kisaburoo Tanaka, Masahiro Aoki, Fumitoshi Hirayama, Susumu Izaki
  • Process for the diffusion welding of copper and stainless steel
    Patent number: 4194672
    Abstract: A process for the diffusion welding of copper and stainless steel, which comprises sandwiching a thin layer of at least one metal selected from the group consisting of Ni, Ni-base alloys, Cr, Ni-Cr, and Cr-Ni with little gas contents, as an insert metal, between the surfaces of copper and stainless steel to be bonded, and then diffusion welding the sandwich.
    Type: Grant
    Filed: September 5, 1978
    Date of Patent: March 25, 1980
    Assignee: Mitsubishi Jukogyo Kabushiki Kaisha
    Inventors: Yoshimitsu Uto, Takashi Omae, Yasuhiro Fukaya, Yasuyuki Yoshida