February 11, 1992 |
Discovision Sues: Discovision Associates of Costa Mesa said Monday that it is suing a compact disc manufacturer for allegedly violating a patent held by Discovision related to optical disc manufacturing. DVA filed a suit Friday in federal court in Charlottesville, Va., against Nimbus Records Inc. Dennis Fischel, president of DVA, said in a statement that efforts to sell a license to Nimbus failed. DVA's patent covers the way digital data is encoded upon an optical disc, Fischel said.
November 15, 1994 |
Technicolor Videocassette Inc., based in Camarillo, has vowed to defend itself "vigorously" against a patent-infringement lawsuit filed in connection with the firm's fast-growing compact-disc duplicating unit. The suit, filed by Discovision Associates, an Irvine-based subsidiary of Japan's giant Pioneer Electronic Corp., charges Technicolor with infringing on three of Discovision's U. S. patents in manufacturing and duplicating CDs and CD-ROMs.
July 13, 1994 |
The Justice Department has launched an antitrust investigation into an arrangement between Sony Corp. and Philips Electronics that has helped the two consumer electronics companies dominate the compact disc business for more than a decade. The two companies agreed in the 1970s to cross-license each other's patents on CD technology, enabling them to jointly charge patent licensing fees to dozens of disc manufacturers.