Patents by Inventor Tougo Gonoe

Tougo Gonoe 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).

  • Method for scribing substrate of brittle material and scriber
    Patent number: 7772522
    Abstract: A mother glass substrate is continuously heated by a first laser spot LS1 to a temperature which is lower than a softening point of the mother glass substrate, along a scribe line formation line SL on a surface of the mother glass substrate, along which a scribe line is to be formed, while an area close to the first laser spot LS1 is continuously cooled along the scribe line formation line SL; and an area which is close to the cooled area and is on an opposite side to the first laser spot LS1 is continuously heated by a second laser spot LS2 along the scribe line formation line SL to a temperature which is lower than the softening point of the mother glass substrate.
    Type: Grant
    Filed: September 20, 2002
    Date of Patent: August 10, 2010
    Assignee: Mitsuboshi Diamond Industrial Co., Ltd.
    Inventors: Masato Matsumoto, Tougo Gonoe
  • Method for scribing substrate of brittle material and scriber
    Publication number: 20050029239
    Abstract: A mother glass substrate is continuously heated by a first laser spot LS1 to a temperature which is lower than a softening point of the mother glass substrate, along a scribe line formation line SL on a surface of the mother glass substrate, along which a scribe line is to be formed, while an area close to the first laser spot LS1 is continuously cooled along the scribe line formation line SL; and an area which is close to the cooled area and is on an opposite side to the first laser spot LS1 is continuously heated by a second laser spot LS2 along the scribe line formation line SL to a temperature which is lower than the softening point of the mother glass substrate.
    Type: Application
    Filed: September 20, 2002
    Publication date: February 10, 2005
    Inventors: Masato Matsumoto, Tougo Gonoe