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. 18, 2010
Filed:
Nov. 17, 2004
Katsuhisa Aratani, Chiba, JP;
Akihiro Maesaka, Kanagawa, JP;
Akira Kouchiyama, Kanagawa, JP;
Tomohito Tsushima, Kanagawa, JP;
Katsuhisa Aratani, Chiba, JP;
Akihiro Maesaka, Kanagawa, JP;
Akira Kouchiyama, Kanagawa, JP;
Tomohito Tsushima, Kanagawa, JP;
Sony Corporation, Tokyo, JP;
Abstract
A memory devicehas an arrangement in which a memory thin filmis sandwiched between first and second electrodesand, the memory thin filmcontains at least rare earth elements, the memory thin filmor a layerin contact with the memory thin filmcontains any one of elements selected from Cu, Ag, Zn and the memory thin filmor the layerin contact with the memory thin filmcontains any one of elements selected from Te, S, Se. The memory device can record and read information with ease stably, and this memory device can be manufactured easily by a relatively simple manufacturing method.