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. 30, 1991
Filed:
Jun. 21, 1989
Applicant:
Inventors:
Sachiko Yoneyama, Yokohama, JP;
Toshiyuki Ohsawa, Kawasaki, JP;
Okitoshi Kimura, Tokyo, JP;
Toshiyuki Kabata, Yokohama, JP;
Assignee:
Ricoh Company, Ltd., Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
H01M / ; H01M / ;
U.S. Cl.
CPC ...
429192 ; 429247 ;
Abstract
An electrochemical device is disclosed, which comprises at least a pair of electrodes; and a solid or solid-like composite electrolyte interposed therebetween, comprising substantially uniform spherical particles having no or substantially no electronic conductivity which are dispersed in the solid or solid-like composite electrolyte.