Bruce Vorhauer, inventor of the Today contraceptive sponge. Vorhauer was founder and chief executive officer of VLI Corp. of Irvine, which developed and sold the innovative method of birth control. The self-made millionaire left the company in 1987. Moving to Montana, he founded and served as director of Basic Biosystems research laboratory, founded the First Valley Bank of Seeley Lake and ran unsuccessfully for the Republican nomination for the U.S. Senate in 1990. On Thursday in Missoula, Mont., of apparent suicide.