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:
May. 17, 2016
Filed:
Dec. 09, 2013
Murata Manufacturing Co., Ltd., Nagaokakyo-shi, Kyoto-fu, JP;
Mitsutoshi Kawamoto, Nagaokakyo, JP;
Atsushi Sano, Nagaokakyo, JP;
Tatsuya Ishikawa, Nagaokakyo, JP;
Yasutomo Kobayashi, Nagaokakyo, JP;
Yoshihiro Fujita, Nagaokakyo, JP;
Yuki Kimura, Nagaokakyo, JP;
Yuichi Kusano, Nagaokakyo, JP;
MURATA MANUFACTURING CO., LTD., Nagaokakyo-Shi, Kyoto-Fu, JP;
Abstract
A ceramic powder for use in a grain boundary insulated semiconductor ceramic that has an excellent ESD withstanding voltage, a semiconductor ceramic capacitor using the ceramic powder, and a manufacturing method therefor. The ceramic powder for use in a SrTiObased grain boundary insulated semiconductor ceramic has a specific surface area of 4.0 m/g or more and 8.0 m/g or less, and a cumulative 90% grain size D90 of 1.2 μm or less.