WO200259987-A2 -- EP423905-A   INT FUEL CELLS CORP (ITFU)   COHEN R,  FAIANI J J,  OLESEN O L,  SULJAK G T;  US3644092-A   GEORGIA PACIFIC CORP (GEOP);  US4522894-A   ENGELHARD MINERALS CORP (ENGH)   HWANG H S,  HECK R M,  YARRINGTON R M;  US5338622-A   ZTEK CORP (ZTEK-Non-standard)   HOAG E D,  HSU M S;  US5366821-A   BALLARD POWER SYSTEMS INC (BLRD)   MERRITT R D,  BLAIR J D;  US5498487-A   WESTINGHOUSE ELECTRIC CORP (WESE)   BASEL R A,  RUKA R J;  US5858314-A   ZTEK CORP (ZTEK-Non-standard)   HSU M S,  HOAG E D;  US5948221-A   ZTEK CORP (ZTEK-Non-standard)   HSU M S;  US5976332-A   ZTEK CORP (ZTEK-Non-standard)   HSU M S,  HOAG E D;  US6054229-A   ZTEK CORP (ZTEK-Non-standard)   HSU M S,  ONG R Y;  US6083636-A   ZTEK CORP (ZTEK-Non-standard)   HSU M S;  EP1380061-A2 -- EP423905-A   INT FUEL CELLS CORP (ITFU)   COHEN R,  FAIANI J J,  OLESEN O L,  SULJAK G T;  US5498487-A   WESTINGHOUSE ELECTRIC CORP (WESE)   BASEL R A,  RUKA R J;  US5573867-A   WESTINGHOUSE ELECTRIC CORP (WESE)   BASEL R A,  ANTENUCCI A B,  ZAFRED P R,  GILLETT J E,  DEDERER J T;  US2004058230-A1 -- US3644092-A   GEORGIA PACIFIC CORP (GEOP);  US4522894-A   ENGELHARD MINERALS CORP (ENGH)   HWANG H S,  HECK R M,  YARRINGTON R M;  US5338622-A   ZTEK CORP (ZTEK-Non-standard)   HOAG E D,  HSU M S;  US5366821-A   BALLARD POWER SYSTEMS INC (BLRD)   MERRITT R D,  BLAIR J D;  US5436149-A   BARNES W M (BARN-Individual)   BARNES W M;  US5498487-A   WESTINGHOUSE ELECTRIC CORP (WESE)   BASEL R A,  RUKA R J;  US5789215-A   GENPHARM INT INC (GENP-Non-standard)   BERNS A,  ROBANUS MANDAG E,  TE RIELE H;  US5858314-A   ZTEK CORP (ZTEK-Non-standard)   HSU M S,  HOAG E D;  US5948221-A   ZTEK CORP (ZTEK-Non-standard)   HSU M S;  US5976332-A   ZTEK CORP (ZTEK-Non-standard)   HSU M S,  HOAG E D;  US6054229-A   ZTEK CORP (ZTEK-Non-standard)   HSU M S,  ONG R Y;  US6083636-A   ZTEK CORP (ZTEK-Non-standard)   HSU M S;  AU2002249811-B2 -- US4087976-A   MASSACHUSETTS INST TECHNOLOGY (MASI)   MORROW W E,  HSU M S S;  US7311986-B2 -- EP423905-A   INT FUEL CELLS CORP (ITFU)   COHEN R,  FAIANI J J,  OLESEN O L,  SULJAK G T;  US3644092-A   GEORGIA PACIFIC CORP (GEOP);  US4522894-A   ENGELHARD MINERALS CORP (ENGH)   HWANG H S,  HECK R M,  YARRINGTON R M;  US5338622-A   ZTEK CORP (ZTEK-Non-standard)   HOAG E D,  HSU M S;  US5366821-A   BALLARD POWER SYSTEMS INC (BLRD)   MERRITT R D,  BLAIR J D;  US5498487-A   WESTINGHOUSE ELECTRIC CORP (WESE)   BASEL R A,  RUKA R J;  US5858314-A   ZTEK CORP (ZTEK-Non-standard)   HSU M S,  HOAG E D;  US5948221-A   ZTEK CORP (ZTEK-Non-standard)   HSU M S;  US5976332-A   ZTEK CORP (ZTEK-Non-standard)   HSU M S,  HOAG E D;  US6054229-A   ZTEK CORP (ZTEK-Non-standard)   HSU M S,  ONG R Y;  US6083636-A   ZTEK CORP (ZTEK-Non-standard)   HSU M S;  WO200259987-A3 -- US5953332-A   GENESYS TELECOM LAB INC (COGE)   MILOSLAVSKY A,  GISBY D;  WO1998023079-A1