Inventor
PARKS JOHN W
US11 patents
Patents
11 patentsUS6939635B2Sep 6, 2005
Method and apparatus for controlling a combined heat and power fuel cell system
PLUG POWER INC20 citations92
US6835483B2Dec 28, 2004
Method and apparatus for controlling a combined heat and power fuel cell system
PLUG POWER INC19 citations92
US6740437B2May 25, 2004
Method and apparatus for controlling a combined heat and power fuel cell system
PLUG POWER INC17 citations92
US7011903B2Mar 14, 2006
Method and apparatus for a combined fuel cell and hydrogen purification system
PLUG POWER INC20 citations89
US7222001B2May 22, 2007
System for monitoring and controlling fuel cell-based power generation units
PLUG POWER INC22 citations83
US6821664B2Nov 23, 2004
Method and apparatus for a combined fuel cell and hydrogen purification system
PLUG POWER INC13 citations82
US7416800B2Aug 26, 2008
Method and apparatus for a combined fuel cell and hydrogen purification system
PLUG POWER INC14 citations80
US7332236B2Feb 19, 2008
Method and apparatus for controlling a combined heat and power fuel cell system
PLUG POWER INC8 citations73
US7285346B2Oct 23, 2007
Method and apparatus for controlling a combined heat and power fuel cell system
PLUG POWER INC2 citations62
US7276307B2Oct 2, 2007
Method and apparatus for controlling a combined heat and power fuel cell system
PLUG POWER INC2 citations62
US7951498B2May 31, 2011
Method and apparatus for controlling an integrated fuel cell system
PLUG POWER INC1 citations51