Oak Technology Inc

Riding high on booming sales in the fast-paced technology industry, two of Orange County's hottest computer firms posted strong quarterly earnings Wednesday and predicted continued growth throughout the year. Newport Beach computer-chip maker Conexant Systems Inc. announced its best financial results, including record sales, and also said it acquired a small British technology company to bolster its digital wireless product line. And QLogic Corp.

A subsidiary of the Phoenix Group International, which announced 14 months ago that it had a contract to sell millions of computers to the Soviet Union, has filed for protection from creditors under federal bankruptcy law. Netcom Research Inc., an operating subsidiary that makes diskless workstations for computer networks, listed $1.65 million in liabilities and unspecified assets in a Chapter 11 petition filed Monday in U.S. Bankruptcy Court in Santa Ana.

This directory lists more than half of the publicly held businesses headquartered in California. Generally, we have included the companies that did better in the major performance categories of this section, plus as many Southern California companies as space allowed. For a complete list of California companies on the World Wide Web, see The Times 100 section of the Los Angeles Times Web site, http://www.latimes.