Patents by Inventor Kazuo Ogiwara

Kazuo Ogiwara 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 treating silane-containing gas
    Patent number: 5961695
    Abstract: A silane-containing gas is treated by contacting it with a liquid containing silanes or disilanes which are higher boiling than the silanes in the silane-containing gas, thereby easily removing or reducing the amount of silanes in the gas and enabling the recovery of these silanes.
    Type: Grant
    Filed: March 25, 1998
    Date of Patent: October 5, 1999
    Assignee: Shin-Etsu Chemical Col., Ltd.
    Inventors: Masayuki Hasegawa, Kazuo Ogiwara, Hiroyuki Kobayashi, Yukinori Satoh, Yoshihiro Shirata, Masaaki Furuya