The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Apr. 29, 2014
Filed:
Jan. 30, 2008
Keijiro Shigeru, Chiyoda-ku, JP;
Daisaku Maeda, Chiyoda-ku, JP;
Yasunori Metsugi, Chiyoda-ku, JP;
Akira Yazawa, Chiyoda-ku, JP;
Taishi Maruyama, Chiyoda-ku, JP;
Keijiro Shigeru, Chiyoda-ku, JP;
Daisaku Maeda, Chiyoda-ku, JP;
Yasunori Metsugi, Chiyoda-ku, JP;
Akira Yazawa, Chiyoda-ku, JP;
Taishi Maruyama, Chiyoda-ku, JP;
Sumitomo Osaka Cement, Co., Ltd., Tokyo, JP;
Abstract
The cooking device of the present invention comprises a base material and a thin film that is formed on a surface of this base material, wherein said thin film contains silicon (Si), zirconium (Zr) and oxygen (O), and is such that when said silicon (Si) and said zirconium (Zr) are respectively converted to silicon oxide (SiO) and zirconium oxide (ZrO), the weight percent of said silicon oxide (SiO) relative to the total amount of said zirconium oxide (ZrO) and said silicon oxide (SiO) is 50 weight % or less.