To provide a non-aqueous electrolyte secondary battery including a positive electrode containing a positive active material capable of intercalating and deintercalating lithium ion and a negative electrode containing a first carbon material capable of intercalating and deintercalating lithium ion and...http://www.google.com/patents/US20030068555?utm_source=gb-gplus-sharePatent US20030068555 - Non-aqueous electrolyte secondary battery
