HAYWARD, Calif.--(BUSINESS WIRE)--IMPAX Laboratories, Inc. sadly reports the recent death of Charles Hsiao, Ph.D., its long-time Chairman. Dr. Hsiao was a co-founder of the Company’s predecessor, Impax Pharmaceuticals, Inc., in 1995, and served as the Company’s Co-Chief Executive Officer from 1999 to 2003. Long regarded as a leader in the generic pharmaceutical industry, in 1986 Dr. Hsiao was one of three co-founders of IVAX Corporation, which, by 1994, when he left the Vice-Chairman position at IVAX, had become the world’s largest generic pharmaceutical company at the time.