Apple Watch gets reformulated, non-patent-infringing blood oxygen monitoring
In early 2024, Apple removed a blood oxygen monitoring feature from its then-current Apple Watch Series 9 and Ultra 2 watches, following a ruling that the feature violated light-based pulse oximetry patents from a California-based company called Masimo. Removing the feature allowed Apple to circumvent an import ban and continue selling the Series 9 and Ultra 2 (and, later, the Series 10) in the US. Today, Apple announced that it's restoring a version of the blood oxygen monitoring feature to af