088 *Aug 23, 1993Sep 27, 1994Matsushita Electric Industrial Co., Ltd.Image display apparatus for displaying images of a plurality of kinds of video signals with asynchronous synchronizing signals and a timing correction circuitUS5355414 *Jan 21, 1993Oct 11, 1994Ast Research, Inc.Computer security systemUS5382983 *Sep 8, 1993Jan 17, 1995Kwoh; Daniel S.Apparatus and method for total parental control