ALEXANDRIA, Va., Oct. 8 -- United States Patent no. 12,433,628, issued on Oct. 7, was assigned to Osska University (Osaka, Japan) and NexFi Technology Inc. (Osaka, Japan).
"Flexible ultrasonic wave generating device" was invented by Takashi Nakamura (Suita, Japan), Tsuyoshi Funaki (Suita, Japan), Kiyokazu Nakajima (Suita, Japan) and Yuji Kokubo (Fukushima, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A flexible ultrasonic wave generating device (2) is inserted into a flexible tube (10) having flexibility, and an inductor (15), a discharge resistor (21), an FET (22), and an SBD (23) constituting a drive circuit (25) are mounted on first to third flexible substrates (11) to (13). An actuator (14) is co...