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:
Oct. 07, 2025
Filed:
Jan. 26, 2022
Applicant:
Murata Manufacturing Co., Ltd., Nagaokakyo, JP;
Inventor:
Hirofumi Oie, Nagaokakyo, JP;
Assignee:
MURATA MANUFACTURING CO., LTD., Nagaokakyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 8/1253 (2016.01); C04B 35/486 (2006.01); H01M 8/12 (2016.01); H01M 8/124 (2016.01);
U.S. Cl.
CPC ...
H01M 8/1253 (2013.01); C04B 35/486 (2013.01); C04B 2235/3246 (2013.01); H01M 8/124 (2013.01); H01M 2008/1293 (2013.01); H01M 2300/0077 (2013.01);
Abstract
An electrolyte sheet for solid oxide fuel cells includes a ceramic plate body containing a cubic zirconia sintered material, wherein, with the ceramic plate body being defined to have nine portions including an outer peripheral portion and a central portion, ceramic grains in each of the nine portions have a median size Dof 1.0 μm to 4.0 μm, and a maximum median size Dof the ceramic grains among the nine portions is 1.0 to 1.3 times a minimum median size Dof the ceramic grains among the nine portions.