Patents by Inventor Yohei KAMIZAKI

Yohei KAMIZAKI 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).

  • Polarized laminate and eye glasses
    Patent number: 10836127
    Abstract: The polarized laminate of the invention includes a polarized film, which has a first surface and a second surface that is a reverse side of the first surface; a first layer provided on a side of the first surface and formed of a first resin material including a polyamide; and a second layer provided on a side of the second surface and formed of a second resin material including a polyamide. When a Barcol hardness of the polarized laminate before and after immersion of the polarized laminate in distilled water at 80° C. for 15 minutes is measured according to JIS K 7060:1995, the Barcol hardness after the immersion is from 70% to 100% with respect to the Barcol hardness before the immersion.
    Type: Grant
    Filed: September 26, 2017
    Date of Patent: November 17, 2020
    Assignee: SUMITOMO BAKELITE CO., LTD.
    Inventors: Hiroshi Oya, Kazufusa Onodera, Yohei Kamizaki
  • POLARIZED LAMINATE AND EYE GLASSES
    Publication number: 20190283349
    Abstract: The polarized laminate of the invention includes a polarized film, which has a first surface and a second surface that is a reverse side of the first surface; a first layer provided on a side of the first surface and formed of a first resin material including a polyamide; and a second layer provided on a side of the second surface and formed of a second resin material including a polyamide. When a Barcol hardness of the polarized laminate before and after immersion of the polarized laminate in distilled water at 80° C. for 15 minutes is measured according to JIS K 7060:1995, the Barcol hardness after the immersion is from 70% to 100% with respect to the Barcol hardness before the immersion.
    Type: Application
    Filed: September 26, 2017
    Publication date: September 19, 2019
    Applicant: SUMITOMO BAKELITE CO., LTD.
    Inventors: Hiroshi OYA, Kazufusa ONODERA, Yohei KAMIZAKI