Patents by Inventor Mayumi Hata

Mayumi Hata 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).

  • DINAPHTHYL ETHER COMPOUND AND LUBRICANT COMPOSITIONCONTAINING SAME
    Publication number: 20240116841
    Abstract: One aspect of the present invention relates to a dinaphthyl ether compound represented by formula (1): in the formula (1), R1 and R2 are the same or different and each represent a linear or branched hydrocarbon group having 6 to 32 carbon atoms; m and n are each a real number of 0 or more and satisfy 1.0?m+n?3.0.
    Type: Application
    Filed: February 9, 2022
    Publication date: April 11, 2024
    Applicant: MORESCO CORPORATION
    Inventors: Tatsuya MAEDA, Mayumi HAYASHI, Kohei YAMASHITA, Masayuki HATA
  • NAPHTHYL PHENYL ETHER COMPOUND AND LUBRICANT COMPOSITION CONTAINING SAME
    Publication number: 20240117265
    Abstract: One aspect of the present invention relates to a naphthyl phenyl ether compound represented by formula (1): in the formula (1), R1 and R2 are the same or different and each represent a linear or branched hydrocarbon group having 6 to 28 carbon atoms; m and n are each a real number of 0 or more and satisfy 1.0?m+n?3.0.
    Type: Application
    Filed: February 9, 2022
    Publication date: April 11, 2024
    Applicant: MORESCO CORPORATION
    Inventors: Tatsuya MAEDA, Mayumi HAYASHI, Kohei YAMASHITA, Masayuki HATA
  • Dongle type computer accessory
    Patent number: D408384
    Type: Grant
    Filed: October 22, 1997
    Date of Patent: April 20, 1999
    Assignee: FutureTel, Inc.
    Inventors: Mayumi Hata, Bradley W. Hoffert, Masato Hata, Hiroshi Mitsui