Patents by Inventor Michihiro HANAMI

Michihiro HANAMI 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 processing method and film manufacturing method
    Patent number: 11651944
    Abstract: A treatment method performed by a film processing apparatus including: a first discharge electrode unit and a second discharge electrode unit respectively including magnets that form a magnetic field; and an AC power source capable of alternately switching polarities of the first discharge electrode unit and the second discharge electrode unit. In the treatment method, a predetermined surface treatment of a film F is performed by generating a plasma P while alternately switching polarities of the first discharge electrode unit and the second discharge electrode unit by using high-frequency power supplied from the AC power source.
    Type: Grant
    Filed: December 27, 2019
    Date of Patent: May 16, 2023
    Assignee: TOPPAN PRINTING CO., LTD.
    Inventors: Kengo Okamura, Ken Takahara, Takahiro Hayakawa, Michihiro Hanami, Takayuki Tani
  • FILM PROCESSING METHOD AND FILM MANUFACTURING METHOD
    Publication number: 20200144038
    Abstract: A treatment method performed by a film processing apparatus including: a first discharge electrode unit and a second discharge electrode unit respectively including magnets that form a magnetic field; and an AC power source capable of alternately switching polarities of the first discharge electrode unit and the second discharge electrode unit. In the treatment method, a predetermined surface treatment of a film F is performed by generating a plasma P while alternately switching polarities of the first discharge electrode unit and the second discharge electrode unit by using high-frequency power supplied from the AC power source.
    Type: Application
    Filed: December 27, 2019
    Publication date: May 7, 2020
    Applicant: TOPPAN PRINTING CO., LTD.
    Inventors: Kengo OKAMURA, Ken TAKAHARA, Takahiro HAYAKAWA, Michihiro HANAMI, Takayuki TANI