KY

Keiichi Yotsumoto

Overall (All Time): #1,812,998 of 4,157,543Top 45%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
11759975 Ultrasonic resonator support structure and ultrasonic vibration machining apparatus Nobuhiro Mori, Naoki Kubo, Hironobu Matsuyama 2023-09-19
11697161 Fastening structure of ultrasonic resonator and ultrasonic machining device Nobuhiro Mori, Hironobu Matsuyama 2023-07-11