请问加拿大有哪些知名的IT公司?答:, Infowave Wireless Messaging Inc., QLT PhotoTherapeutics Inc., MacDonald Dettwiler and Associates, Prologic Corp., Pivotal Corp., Ingenuity Works Inc., Glenayre, Angiotech Pharmaceuticals, Inc., Benchmark Technologies Inc., B.C. Researh Inc., and Electronic Arts (Canada) Inc....