Abstract: The present invention discloses a non-aqueous electrolyte secondary battery comprising: a negative electrode containing metallic lithium or a substance at least capable of absorbing/desorbing lithium ion; a separator; a positive electrode; and an electrolyte, wherein the active material for the positive electrode comprises an oxide containing nickel element and manganese element in substantially the same atomic ratios. The non-aqueous electrolyte secondary battery thus fabricated is low cost in construction and has a high capacity.
Type:
Grant
Filed:
November 28, 2000
Date of Patent:
April 22, 2003
Assignees:
Matsushita Electric Industrial Co., Ltd., Osaka City Government, Tanaka Chemical Corporation
Abstract: Disclosed is a medical vascular guide wire made of a synthetic resin hollow monofilament. The guide wire is comprised of a tip part, a flexible part having a smaller diameter than the other parts, a tapering part and a manipulating part, these four parts continuously forming in line, in that order, along the monofilament axis. At least the tip part and the manipulating part have X-ray impermeable material inserted in the respective hollows thereof. A self-guiding type catheter made of a synthetic resin, multi-hollow monofilament is also provided.
Type:
Grant
Filed:
January 29, 1980
Date of Patent:
August 24, 1982
Assignees:
Toray Monofilament Company Limited, Osaka City Government