Hong Kong Baptist University professor Cheah Kok-wai shows off his team's work on sapphire-coated screens.

Hong Kong professor’s sapphire-toughened screens win top invention prize

Geneva inventions show’s Grand Prix awarded to Baptist University’s Cheah Kok-wai for new method of toughening screens of mobile phones and other devices to avoid cracks and scratches

Topic |   Smartphones

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Hong Kong Baptist University professor Cheah Kok-wai shows off his team's work on sapphire-coated screens.
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