Patents by Inventor Tomohisa OHBA

Tomohisa OHBA 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).

  • Synthetic resin skin material and manufacturing method thereof
    Patent number: 11965286
    Abstract: A synthetic resin skin material and a manufacturing method thereof, the synthetic resin skin material including, in this order: a base fabric; a thermoplastic resin layer having a storage elastic modulus at 160° C. of 2,000,000 Pa or less measured in accordance with JIS K 7244 (1998); and a skin layer containing a urethane resin, wherein the synthetic resin skin material has recesses at a side of the skin layer, the recesses having a depth, in a thickness direction of the synthetic resin skin material, that extends from the skin layer as far as an inner part of the thermoplastic resin layer, past a boundary that is present between the skin layer and the thermoplastic resin layer at a non-recessed region.
    Type: Grant
    Filed: May 28, 2020
    Date of Patent: April 23, 2024
    Assignee: KYOWA LEATHER CLOTH CO., LTD.
    Inventors: Tomohisa Sakashita, Tomoyuki Ishiyama, Mayu Ohba, Kento Terai, Akinaka Fukumi
  • Magnetic tape winding-up method, magnetic tape winding-up apparatus, manufacturing method of magnetic tape cartridge, and magnetic tape cartridge
    Patent number: 9911452
    Abstract: A winding-up method for winding up a magnetic tape, includes: winding up the magnetic tape around a takeup reel by laying turns one on top of another while causing the magnetic tape to run; and performing a tension control of maintaining tension exerted on a wound-up magnetic tape for a predetermined time.
    Type: Grant
    Filed: June 4, 2012
    Date of Patent: March 6, 2018
    Assignee: FUJIFILM Corporation
    Inventors: Takayuki Suzuki, Tomohisa Ohba, Yasushi Hatano, Masatoshi Kouhara
  • MAGNETIC TAPE WINDING-UP METHOD, MAGNETIC TAPE WINDING-UP APPARATUS, MANUFACTURING METHOD OF MAGNETIC TAPE CARTRIDGE, AND MAGNETIC TAPE CARTRIDGE
    Publication number: 20120305692
    Abstract: A winding-up method for winding up a magnetic tape, includes: winding up the magnetic tape around a takeup reel by laying turns one on top of another while causing the magnetic tape to run; and performing a tension control of maintaining tension exerted on a wound-up magnetic tape for a predetermined time.
    Type: Application
    Filed: June 4, 2012
    Publication date: December 6, 2012
    Applicant: FUJIFILM CORPORATION
    Inventors: Takayuki SUZUKI, Tomohisa OHBA, Yasushi HATANO, Masatoshi KOUHARA