Ballard Power Systems Announces Second Quarter 2002 Conference Call

    VANCOUVER, British Columbia--July 23, 2002-- Ballard Power Systems today announced that it will hold a conference call to discuss its second quarter results on Tuesday, July 30, 2002 at 2:00 p.m. PDT (5:00 p.m. EDT).
    Access to the call may be obtained by calling the operator at (416) 640-4127 prior to the scheduled start time. A playback version of the call will be available for 24 hours after the call at (416) 640-1917. The confirmation number to access the playback version is 197904#. A live webcast can be accessed from Ballard's web site at www.ballard.com. A playback of the call will also be available on Ballard's web site for two weeks.
    Ballard Power Systems is recognized as the world leader in developing, manufacturing and marketing zero-emission proton exchange membrane fuel cells. Ballard is commercializing fuel cell engines for transportation applications and fuel cell systems for portable and stationary products ranging from 1 kilowatt to 250 kilowatts. Ballard is also commercializing electric drives for fuel cell and battery-powered electric vehicles, power conversion products for fuel cells and other distributed generation products, and is a Tier 1 automotive supplier of friction materials for power train components. Ballard's proprietary technology is enabling automobile, bus, electrical equipment, portable power and stationary product manufacturers to develop environmentally clean products for sale. Ballard is partnering with strong, world-leading companies, including DaimlerChrysler, Ford, ALSTOM, EBARA and FirstEnergy, to commercialize BALLARD(R) fuel cells. Ballard has supplied fuel cells to Honda, Nissan, Volkswagen, Yamaha, Cinergy, Coleman Powermate and Matsushita Electric Works, among others.
    Ballard's Common shares are listed on The Toronto Stock Exchange under the trading symbol "BLD" and on the Nasdaq National Market System under the symbol "BLDP". Ballard, the Ballard logo and Power to Change the World are registered trademarks of Ballard Power Systems Inc.