Patents by Inventor Yoshikazu Danmura

Yoshikazu Danmura 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).

  • Light transmitting panels, and methods for adjusting the natural lighting quantity and range using any of the light transmitting panels
    Patent number: 5650875
    Abstract: The present invention relates to light transmitting panels mainly applied to lighting windows in openings of general buildings and lighting quantity or range adjusting methods for interiors of general buildings using any of the light transmitting panel's. One of the light transmitting panels consists of two transmitting plates and plural refractive columns located in parallel to each other between the two plates, and another of the light transmitting panels consists of base faces with reflecting zones parallel to each other formed on them. Furthermore, optional sunlight patterns S1, S2 and S3 incident from the sun located differently in altitude or azimuth with respective incident angles of .alpha.,.beta. and .gamma. in reference to altitude or azimuth satisfying the relation of .alpha.<.beta.<.gamma.
    Type: Grant
    Filed: July 19, 1995
    Date of Patent: July 22, 1997
    Assignee: Figla Co., Ltd.
    Inventors: Yoshimi Kanada, Yoshikazu Danmura
  • Light transmitting panels, and methods for adjusting the natural lighting quantity and range using any of the light transmitting panels
    Patent number: 5461496
    Abstract: The present invention relates to light transmitting panels mainly applied to lighting windows in openings of general buildings and lighting quantity or range adjusting methods for interiors of general buildings using any of the light transmitting panels. One of the light transmitting panels consists of two transmitting plates and plural refractive columns located in parallel to each other between the two plates, and another of the light transmitting panels consists of base faces with reflecting zones parallel to each other formed on them. Furthermore, optional sunlight patterns S1, S2 and S3 incident from the sun located differently in altitude or azimuth with respective incident angles of .alpha., .beta. and .gamma. in reference to altitude or azimuth satisfying the relation of .alpha.<.beta.<.gamma.
    Type: Grant
    Filed: February 17, 1994
    Date of Patent: October 24, 1995
    Assignee: Figla Co., Ltd.
    Inventors: Yoshimi Kanada, Yoshikazu Danmura