Exhibit 99.1

Ballard Power Systems Inc.


News Release

Ballard Power Systems Announces Third Quarter 2003 Conference Call

For Immediate Release – October 22, 2003

Vancouver, Canada - Ballard Power Systems (TSX: BLD; NASDAQ: BLDP) will hold a conference call to discuss its third quarter results on Wednesday, October 29, 2003 at 7:00 a.m. Pacific time (10:00 a.m. Eastern time).

Access to the call may be obtained by calling the operator at (416) 640-1907 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 is 21018110#. The audio web cast can be accessed on Ballard’s web site at www.ballard.com and will be archived for replay 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. Ballard is also commercializing electric drives for fuel cell and other electric vehicles, power conversion 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, EBARA, ALSTOM and FirstEnergy, to commercialize Ballard^® fuel cells. Ballard has supplied fuel cells to Honda, Mitsubishi, Nissan, Volkswagen, Yamaha and Cinergy, among others.

Ballard, the Ballard logo and Power to Change the World are registered trademarks of Ballard Power Systems Inc.

For investor information,
please contact:
Michael Rosenberg
t) 604.412.3195
f) 604.412.3100
investors@ballard.com For media information,
please contact:
Debby Harris
t) 604.412.4740
f) 604.412.3100
media@ballard.com For product information,
please contact:
Marketing Department
t) 604.453.3520
f) 604.412.3100
marketing@ballard.com Ballard Power Systems Inc.
4343 North Fraser Way
Burnaby, British Columbia
Canada V5J 5J9
t) 604.454.0900
f) 604.412.4700
www.ballard.com