ALEXANDRIA, Va., April 7 -- United States Patent no. 12,594,404, issued on April 7, was assigned to ASAHI INTECC Co. LTD. (Seto, Japan).
"Guide wire" was invented by Keisuke Ushida (Seto, Japan) and Masahiro Kashiwai (Seto, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A guide wire including a core shaft including a distal end portion having a pseudoelastic property, a tip joined to a distal end of the distal end portion of the core shaft, and an auxiliary wire that is arranged parallel to the distal end portion of the core shaft. The auxiliary wire has a distal end joined to the tip and a rear end joined to the core shaft. The auxiliary wire has a high flexibility, a high breaking strength, and a sho...