Resources Contact Us Home Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE     Inventor: Schaefer; Robert Address: Darmstadt, DE No. of patents: 1 Patents: Patent Number Title Of Patent Date Issued 7553569 Dynamic cathode gas control for a fuel cell system June 30, 2009 A fuel cell system utilizes at least one flow restricting device to vary the stoichiometric quantity of cathode reactant flowing to two discrete cathode sides of the fuel cell system. The varying of the stoichiometric quantity of cathode reactant can be between two predetermined values.       Recently Added Patents Method, apparatus and computer program product providing packet filter synchronization Automatic detection of backup recovery sets Reel mechanism Methods for production of 5-epi-.beta.-vetivone, 2-isopropyl-6,10-dimethyl-spiro [4.5]deca-2,6-dien-8-one, and 2-isopropyl-6,10-dimethyl-spiro[4.5]deca-1,6-dien-8-one Appliance methods and apparatus High-impedance substrate, antenna device and mobile radio device Jewelry element   Randomly Featured Patents Telephone Variable pressure reducing device Differential motor/generator apparatus Casket and method of manufacture Control system for picture display apparatus having improved displaying data transmission system Aberration correction for spectroscopic analysis Lumbar extension machine Condom having adhesive means Last-case for cleaning footwear Method for forming deposited film © 2006. PatentGenius. All Rights Reserved.