Apple, Amazon, Google Eye Toshiba’s Chip Unit

Apple Inc (AAPL.O), Amazon.com Inc (AMZN.O) and Google have joined a list of potential buyers eyeing Toshiba’s lucrative memory chip business, vying with others for the Japanese firm’s prized semiconductor operation, the Yomiuri Shimbun daily reported on Saturday. Toshiba has reportedly completed the first round of bidding for its prized memory chip business, seen as key…