Patents by Inventor Shiniti Kon

Shiniti Kon 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).

  • Cleaning method of crucible
    Patent number: 5885365
    Abstract: A method for cleaning and drying crucibles for use in pulling single crystals by the Czochralski method after transportation of the crucibles, includes cleaning a crucible in a cleaning process; warming the crucible with pure water heated at a temperature of at least 50.degree. C.; and drying the warmed crucible under ambient conditions.
    Type: Grant
    Filed: March 12, 1997
    Date of Patent: March 23, 1999
    Assignee: Shin-Etsu Handotai Co., Ltd.
    Inventors: Shiniti Sugai, Kouzou Yokota, Tadashi Niwayama, Michiaki Oda, Shiniti Kon