ALEXANDRIA, Va., June 18 -- United States Patent no. 12,324,883, issued on June 10, was assigned to Medtronic Vascular Inc. (Santa Rosa, Calif.).

"Expandable balloon sheaths" was invented by John Wilson Traxler (Healdsburg, Calif.), Michael Baldwin (Santa Rosa, Calif.), Joseph Duffy (Petaluma, Calif.), John Kantor (Healdsburg, Calif.), Tony Le (Rohnert Park, Calif.), Asim Malik (Windsor, Calif.), Susan Peterson (Santa Rosa, Calif.), Emily Schoenhoff (Santa Rosa, Calif.), Eric Hallberg (Becker, Minn.), Steven Holt (Crystal, Minn.), Erik Svensson (New Hope, Minn.), Ronan Cleary (Galway, Ireland), Sameer Singh (Santa Rosa, Calif.), Steven Holmgren (Maple Grove, Minn.), Janet Komatsu (San Francisco), Traci Colgan (Healdsburg, Calif.), Gregory ...