Patents by Inventor Shinji Otoishi

Shinji Otoishi 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).

  • Process for the production of silicon carbide or silicon nitride whiskers
    Patent number: 5733829
    Abstract: A process for the production of silicon-containing ceramic whiskers is disclosed which includes the steps of:(a) forming a solid body of a mixture including an organosilicon polymer having a number average molecular weight of 500-50,000 and having a skeleton consisting of silicon atoms or silicon atoms and carbon atoms, and carbon; and(b) pyrolyzing the solid body in a noble gas atmosphere or a nitrogen gas atmosphere to form silicon carbide or silicon nitride whiskers.
    Type: Grant
    Filed: February 20, 1996
    Date of Patent: March 31, 1998
    Assignee: Okura Industrial Co., Ltd.
    Inventors: Yoshihiro Tange, Shinji Otoishi, Hideaki Matsuda