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. 13, 2010
Filed:
Apr. 19, 2005
Takuya Sunagawa, Naruto, JP;
Yasuyuki Kusumoto, Kobe, JP;
Shin Fujitani, Kobe, JP;
Kensuke Nakatani, Sumoto, JP;
Muneto Kobayashi, Suita, JP;
Takuya Sunagawa, Naruto, JP;
Yasuyuki Kusumoto, Kobe, JP;
Shin Fujitani, Kobe, JP;
Kensuke Nakatani, Sumoto, JP;
Muneto Kobayashi, Suita, JP;
Sanyo Electric. Co., Ltd., Osaka, JP;
Kishimoto Sangyo Co., Ltd., Osaka, JP;
Abstract
There is provided an electrode for a lithium secondary battery where particles, composed of an active material capable of occluding and releasing lithium, are arranged on a current collector, the active material particle being directly bonded to the surface of the current collector in a state where the bottom of the active material particle is imbedded in a concave portion formed on the surface of the current collector. A second particle layer may be provided on a first particle layer comprising the active material particles directly bonded to the surface of the current collector.