Ultrahuman is back in the United States. The noted Oura Ring competitor has been absent from the American market since last October because of a patent dispute, but is now cleared by the U.S. Customs and Border Protection. As WIRED reported in August, the U.S. International Trade Commission had previously ruled in favor of Oura in a patent infringement case against competitors Ringconn and Ultrahuman. This decision was a big setback for Bengaluru, India-based Ultrahuman, which had established a manufacturing facility in Plano, Texas, to bypass tariffs. Ringconn reached a royalties agreement with Oura, while Ultrahuman pulled its Ring Air from the U.S. market and countersued. Now, the smart ring company is betting its comeback on its new Ring Pro. Ultrahuman 2.0 Courtesy of Ultrahuman New hardware includes a redesigned heart rate sensor, a dual-core processor for machine learning, and up to 250 days of on-device data storage. Perhaps its strongest appeal is that, unlike Oura, Ultrahuman doesn’t charge a subscription fee to access core health metrics. Rather, Ultrahuman offers the basics for free, even …