Patents Assigned to Yamamoto Kagaku Co., Ltd.
  • Patent number: 8650667
    Abstract: Swimming goggles includes goggle bodies and face-contact pads. Each face-contact pad is mounted to the goggle body wherein an upper bottom surface and a lower bottom surface, respectively being in contact with positions above and below each eye of a wearer, are asymmetrically formed, and a distance from a lens front surface of the goggle body and an extension surface of the lens front surface to the lower bottom surface is greater than a distance from the lens front surface and the extension surface to the upper bottom surface. The swimming goggles does not leave un-wanted mark of the face-contact pad around the eyes of the wearer, a wearer does not feel uncomfortable, and water does not enter inside the goggles even when a high water pressure is applied at the time of diving or the like.
    Type: Grant
    Filed: October 15, 2010
    Date of Patent: February 18, 2014
    Assignee: Yamamoto Kagaku Co., Ltd.
    Inventors: Hirofumi Tominaga, Shinichi Hadehara
  • Patent number: 4556995
    Abstract: A frame for surrounding and holding the lens of goggles for sports comprises an upper frame member, opposite side frame members and a lower frame member which are formed integrally. A protector is provided along the front portion at least of the upper frame member of the frame.
    Type: Grant
    Filed: January 11, 1984
    Date of Patent: December 10, 1985
    Assignee: Yamamoto Kagaku Co., Ltd.
    Inventor: Tamenobu Yamamoto