Tetsuyoshi Tominaga

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Ohaza Niihari, Chiyoda-mura, Niihari-gun, Ibaragi-ken, JP

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Patents Grantslast 30 patents

Information Patent Grant
Replaceable component management system for construction machine
- Patent number 10,344,455
- Issue date Jul 9, 2019
- Hitachi Construction Machinery Co., Ltd.
- Takashi Igarashi
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Grant
Ultrasonic inspection and imaging instrument
- Patent number 5,293,326
- Issue date Mar 8, 1994
- Hitachi Construction Machinery Co., Ltd.
- Yukio Arima
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Ultrasonic inspection and imaging instrument
- Patent number 5,179,954
- Issue date Jan 19, 1993
- Hitachi Construction Machinery Company, Ltd.
- Yukio Arima
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Ultrasonic flaw detector
- Patent number D328714
- Issue date Aug 18, 1992
- Hiroaki Nakajima
- D10 - Measuring, testing, or signalling instruments

Patents Applicationslast 30 patents

Information Patent Application
REPLACEABLE COMPONENT MANAGEMENT SYSTEM FOR CONSTRUCTION MACHINE
- Publication number 20180051442
- Publication date Feb 22, 2018
- Hitachi Construction Machinery Co., Ltd.
- Takashi IGARASHI
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING