Flat electrolytic capacitors and methods of making and using same in implantable medical devices (IMDs) are disclosed, the capacitors having a plurality of capacitor layers of an electrode stack formed of tailored numbers of anode and cathode layers to fill the available stack height space in the capacitor...http://www.google.com/patents/US6603654?utm_source=gb-gplus-sharePatent US6603654 - Implantable medical device having flat electrolytic capacitor with tailored anode layers