ALEXANDRIA, Va., June 19 -- United States Patent no. 12,332,280, issued on June 17, was assigned to Kandenko Co. Ltd (Tokyo), Sanwa Electric Instrument Co. Ltd. (Tokyo) and CDN Corp. (Miyazaki, Japan).
"Voltage source approach detection voltage detector" was invented by Yoji Oura (Yachiyo, Japan), Masami Kojima (Hachioji, Japan), Masakatsu Sawada (Fujisawa, Japan), Ryuzo Noda (Miyazaki, Japan) and Kazuaki Matsuo (Miyazaki, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "The present disclosure provides a voltage detector capable of alerting a worker to nearby presence of a voltage source regardless of the worker's awareness simply by being worn on the worker's body. In a voltage detector for detecting ap...