Patents by Inventor Masahisa Tanabe

Masahisa Tanabe 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).

  • FILM FORMING METHOD AND FILM FORMING APPARATUS
    Publication number: 20240128081
    Abstract: A film forming method includes preparing a substrate having an amorphous silicon film on a surface thereof, diffusing nickel into the amorphous silicon film by supplying a nickel source gas to the amorphous silicon film, and forming a polycrystalline silicon film by heating the amorphous silicon film, and crystallizing the amorphous silicon film by metal-induced lateral crystallization using the nickel diffused in the amorphous silicon film as a nucleus.
    Type: Application
    Filed: October 5, 2023
    Publication date: April 18, 2024
    Inventors: Yoshihiro TAKEZAWA, Toru KANAZAWA, Yosuke WATANABE, Tatsuya MIYAHARA, Yuki TANABE, Daisuke SUZUKI, Masahisa WATANABE, Keisuke SUZUKI, Tuhin Shuvra Basu
  • Method and apparatus for wastewater treatment
    Publication number: 20020104798
    Abstract: Phosphorus in wastewater is removed by using an apparatus including a settling tank, an anaerobic tank, an aerobic tank, and a final settling tank. Nitrogen in wastewater is removed by using an apparatus including a settling tank, an anaerobic tank, a nitrification tank, and a final settling tank.
    Type: Application
    Filed: February 11, 2002
    Publication date: August 8, 2002
    Applicant: NKK CORPORATION
    Inventors: Tatsuo Takechi, Masahisa Tanabe, Toshiaki Tsubone, Jun Miyata, Kei Baba, Satoru Udagawa, Shinichi Endo
  • Apparatus for wastewater treatment
    Patent number: 6387254
    Abstract: Phosphorus in wastewater is removed by using an apparatus including a settling tank, an anaerobic tank, an aerobic tank, and a final settling tank. Nitrogen in wastewater is removed by using an apparatus including a settling tank, an anaerobic tank, a nitrification tank, and a final settling tank.
    Type: Grant
    Filed: August 25, 1999
    Date of Patent: May 14, 2002
    Assignee: NKK Corporation
    Inventors: Tatsuo Takechi, Masahisa Tanabe, Toshiaki Tsubone, Jun Miyata, Kei Baba, Satoru Udagawa, Shinichi Endo