Mashable
Smart ring battle, round two. First, Oura sued Ultrahuman; now, Ultrahuman is suing Oura, alleging patent infringement…
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Ultrahuman sues Oura over patent infringement in the battle of the smart rings
Smart ring battle, round two. First, Oura sued Ultrahuman; now, Ultrahuman is suing Oura, alleging patent infringement…