He Bao

Follow

Person

Ushiku-shi, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Hydraulic working machine
- Patent number 9,399,856
- Issue date Jul 26, 2016
- Hitachi Construction Machinery Co., Ltd.
- Kazuo Fujishima
- B60 - VEHICLES IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
HYDRAULIC WORKING MACHINE
- Publication number 20140020375
- Publication date Jan 23, 2014
- Hitachi Construction Machinery Co., Ltd.
- Kazuo Fujishima
- B60 - VEHICLES IN GENERAL