Patents by Inventor Kae Iiduka

Kae Iiduka 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).

  • Patent number: 7780550
    Abstract: The invention provides a colored golf ball composed of a core, a cover having a plurality of dimples formed on an outside surface thereof, and an inside layer in contact with the cover. The ball satisfies the following conditions: (i) a color difference ?E* between the inside layer and the ball of at least 30; (ii) the inside layer has a lightness L* value, expressed in the L*a*b* color system based on JIS Z8729, of at least 82 and a chroma C, defined as (a*2+b*2)1/2, of at most 10; (iii) the ball has a lightness L* value of at least 50; (iv) the lightness L* value of the ball?the lightness L* value of the inside layer; (v) the inside layer has a transparency which is up to 10% in terms of total transmittance and up to 1.0% in terms of parallel transmittance; and (vi) the cover has a transparency which is at least 50% in terms of total transmittance and at least 1.0% in terms of parallel transmittance.
    Type: Grant
    Filed: July 3, 2008
    Date of Patent: August 24, 2010
    Assignee: Bridgestone Sports Co., Ltd
    Inventors: Atsushi Komatsu, Atsuki Kasashima, Takashi Ohira, Kae Iiduka
  • Publication number: 20100004072
    Abstract: The invention provides a colored golf ball composed of a core, a cover having a plurality of dimples formed on an outside surface thereof, and an inside layer in contact with the cover. The ball satisfies the following conditions: (i) a color difference ?E* between the inside layer and the ball of at least 30; (ii) the inside layer has a lightness L* value, expressed in the L*a*b* color system based on JIS Z8729, of at least 82 and a chroma C, defined as (a*2+b*2)1/2, of at most 10; (iii) the ball has a lightness L* value of at least 50; (iv) the lightness L* value of the ball?the lightness L* value of the inside layer; (v) the inside layer has a transparency which is up to 10% in terms of total transmittance and up to 1.0% in terms of parallel transmittance; and (vi) the cover has a transparency which is at least 50% in terms of total transmittance and at least 1.0% in terms of parallel transmittance.
    Type: Application
    Filed: July 3, 2008
    Publication date: January 7, 2010
    Applicant: BRIDGESTONE SPORTS CO., LTD.
    Inventors: Atsushi Komatsu, Atsuki Kasashima, Takashi Ohira, Kae Iiduka