Masimo sues US Customs over Apple Watch blood oxygen workaround

9to5Mac
By Marcus MendesAug 20, 2025, 5:40 pm613 ptsTop
Last week, when Apple announced the release of a “redesigned Blood Oxygen feature” to the Apple Watch, many figured Masimo (who had been suing Apple over patents related to the feature), would look for a way to fight back. Today, the company did just that and filed a new lawsuit. But this time, it’s against…

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