YA

Yukio Arima

HC Hitachi Construction Machinery Co.: 3 patents #1 of 51Top 2%
📍 Ibaraki, JP: #17 of 576 inventorsTop 3%
Overall (1994): #7,153 of 165,921Top 5%
3
Patents 1994

Issued Patents 1994

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
D350294 Control unit for an ultrasonic flaw detector Hiroaki Nakashima, Toshiyuki Utsuki, Toshihiko Wada, Tohru Miyata 1994-09-06
D349464 Ultrasonic flaw detector system Hiroaki Nakashima, Toshiyuki Utsuki, Toshihiko Wada, Tohru Miyata 1994-08-09
5293326 Ultrasonic inspection and imaging instrument Hiroaki Yanagimoto, Yuichi Kunitomo, Shouya Makihara, Tetsuyoshi Tominaga 1994-03-08