Inventor · disambiguated record
Zhigang Qi
Also filed as: QI ZHIGANG
10 granted patents·12 pending applications·68 citations·filing 2001–2014
87Inventor score
Top patents by PatentIndex Score
22 records- 0180US6730424B1Electrochemical method to improve the performance of H2/air PEM fuel cells and direct methanol fuel cellsH POWER CORP·Filed 2002·Granted May 4, 2004·24 cites·3 claims
- 0275US7220693B1Fuel cell catalyst electrodesH POWER CORP·Filed 2002·Granted May 22, 2007·13 cites·8 claims
- 0369US6836123B1Sensor for electro-active materialsH POWER CORP·Filed 2002·Granted Dec 28, 2004·9 cites·12 claims
- 0469US6805983B1Activation of electrochemical cells with catalyst electrodesH POWER CORP·Filed 2002·Granted Oct 19, 2004·9 cites·12 claims
- 0563US7141322B2Alcohol fueled direct oxidation fuel cellsH POWER CORP·Filed 2002·Granted Nov 28, 2006·5 cites·8 claims
- 0660US6869704B1Enhancement of electrochemical cell performanceH POWER CORP·Filed 2002·Granted Mar 22, 2005·4 cites·3 claims
- 0759US7049014B1Direct secondary alcohol fuel cellsH POWER CORP·Filed 2002·Granted May 23, 2006·4 cites·10 claims
- 0854US2010124679A1Method for increasing the durability of direct oxidation fuel cellsMTI MICROFUEL CELLS INC·Filed 2008·Application pending·0 cites
- 0951US2016254556A1Method and Device for Enhancing Fuel Cell LifetimeZHANG YONG·Filed 2014·Application pending·0 cites
- 1050US2014127610A1Fuel cell feed systemsMESCHTER JOHN·Filed 2014·Application pending·0 cites
- 1149US8703358B2Fuel cell feed systemsMESCHTER JOHN·Filed 2008·Granted Apr 22, 2014·0 cites·25 claims
- 1248US7108930B2Fuel cellsPLUG POWER INC·Filed 2003·Granted Sep 19, 2006·0 cites·22 claims
- 1348US2008152961A1Purging a fuel cell systemZHOU ZHI·Filed 2006·Application pending·0 cites
- 1447US2010124689A1System to reservoir connectorMTI MICROFUEL CELLS INC·Filed 2008·Application pending·0 cites
- 1546US7396611B2Fuel cell catalyst layerPLUG POWER INC·Filed 2003·Granted Jul 8, 2008·0 cites·33 claims
- 1645US2010285379A1Transitioning an electrochemical cell stack between a power producing mode and a pumping modeSCHRIEBER JEFFREY W·Filed 2007·Application pending·0 cites
- 1744US2007154742A1Starting up and shutting down a fuel cellTANG HAO·Filed 2005·Application pending·0 cites
- 1843US2005130017A1Fuel cell plateFiled 2003·Application pending·0 cites
- 1943US2010124676A1Managing gas bubbles in a liquid flow systemMESCHTER JOHN E·Filed 2008·Application pending·0 cites
- 2043US2005130018A1Fuel cell diffusion layerFiled 2003·Application pending·0 cites
- 2139US2006240292A1Fuel cellGUO QUNHUI·Filed 2005·Application pending·0 cites
- 2236US2004028977A1Fuel cell incorporating a modified ion exchange membraneFiled 2001·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →