Katsumasa UJI

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Tsukuba-shi, Ibaraki, JP

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Patents Grantslast 30 patents

Information Patent Grant
Work machine
- Patent number 11,913,198
- Issue date Feb 27, 2024
- Hitachi Construction Machinery Co., Ltd.
- Hiroyuki Yamada
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Grant
Construction machine
- Patent number 11,866,913
- Issue date Jan 9, 2024
- Hitachi Construction Machinery Co., Ltd.
- Katsumasa Uji
- G07 - CHECKING-DEVICES
Information Patent Grant
Construction machine
- Patent number 10,975,551
- Issue date Apr 13, 2021
- Hitachi Construction Machinery Co., Ltd.
- Katsumasa Uji
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Grant
Identification system for work machine
- Patent number 10,876,274
- Issue date Dec 29, 2020
- Hitachi Construction Machinery Co., Ltd.
- Kouichi Shibata
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Grant
Construction machine
- Patent number 10,207,703
- Issue date Feb 19, 2019
- Hitachi Construction Machinery Co., Ltd.
- Katsumasa Uji
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Output characteristic changing system for construction machine
- Patent number 9,988,791
- Issue date Jun 5, 2018
- Hitachi Construction Machinery Co., Ltd.
- Katsumasa Uji
- B60 - VEHICLES IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
CONSTRUCTION MACHINE
- Publication number 20210054600
- Publication date Feb 25, 2021
- Hitachi Construction Machinery Co., Ltd.
- Katsumasa UJI
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Application
WORK MACHINE
- Publication number 20210047808
- Publication date Feb 18, 2021
- Hitachi Construction Machinery Co., Ltd.
- Hiroyuki YAMADA
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Application
Identification System for Work Machine
- Publication number 20200224386
- Publication date Jul 16, 2020
- Hitachi Construction Machinery Co., Ltd.
- Kouichi SHIBATA
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Application
CONSTRUCTION MACHINE
- Publication number 20190017249
- Publication date Jan 17, 2019
- Hitachi Construction Machinery Co., Ltd.
- Katsumasa UJI
- G07 - CHECKING-DEVICES
Information Patent Application
OUTPUT CHARACTERISTIC CHANGING SYSTEM FOR CONSTRUCTION MACHINE
- Publication number 20180106016
- Publication date Apr 19, 2018
- Hitachi Construction Machinery Co., Ltd.
- Katsumasa UJI
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Application
Construction Machine
- Publication number 20170282907
- Publication date Oct 5, 2017
- Hitachi Construction Machinery Co., Ltd.
- Katsumasa UJI
- B60 - VEHICLES IN GENERAL