TT

Tetsuyoshi Tominaga

HC Hitachi Construction Machinery Co.: 3 patents #381 of 1,234Top 35%
📍 Tsuchiura, JP: #171 of 519 inventorsTop 35%
Overall (All Time): #1,180,095 of 4,157,543Top 30%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
10344455 Replaceable component management system for construction machine Takashi Igarashi, Hitoshi Takahashi, Takami Kusaki 2019-07-09
5293326 Ultrasonic inspection and imaging instrument Yukio Arima, Hiroaki Yanagimoto, Yuichi Kunitomo, Shouya Makihara 1994-03-08
5179954 Ultrasonic inspection and imaging instrument Yukio Arima, Hiroaki Yanagimoto, Yuichi Kunitomo 1993-01-19
D328714 Ultrasonic flaw detector Hiroaki Nakajima, Kazuhiko Hiraoka, Yukio Arima, Hiroaki Yanagimoto 1992-08-18