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https://drivepatents.com/patents/967422 · 12 Nov 2014
The prevention of lithium clusters from bridging between the negative and positive portions of a cell during discharge is described. This is done by providing a glass wool material at an intermediate location between the casing and anode current collector ...
https://drivepatents.com/patents/977451 · 12 Mar 2014
A system and method of controlling the charging of the battery of a medical device using a remote inductive charger, with the method utilizing both a relatively fast closed-loop charging control based on a proxy for a target power transmission value in con...
https://drivepatents.com/patents/977432 · 12 Mar 2014
A method for wirelessly charging a battery in an implantable medical device including the steps of: providing a receiver in the implantable medical device and providing a temperature sensor in the implantable medical device. The method also includes receiv...
https://drivepatents.com/patents/993505 · 23 Jan 2013
The present disclosure involves a charging system for charging an implanted medical system. The charging device includes a replenishable power supply. The charging device includes a coil assembly electrically coupled to the power supply. The coil assembly ...
https://drivepatents.com/patents/1012610 · 25 May 2011
A direct welding process for joining a current collector (34) to a terminal pin (52) in the construction of electrochemical cells (50) is described. The resistance welding process utilizes increased current combined with an applied force to bond dissimilar...
https://drivepatents.com/patents/1013279 · 4 May 2011
A new cathode design having a first cathode active material of a relatively low energy density but of a relatively high rate capability contacted to one side of a current collector and a second cathode active material having a relatively high energy densit...