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Hongqi Chen
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Liaoning, CN
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Patents Grants
last 30 patents
Information
Patent Grant
Grinding machine with 5-axis for cutter
Patent number
8,932,113
Issue date
Jan 13, 2015
Dalian Kede Numerical Control Co., Ltd
Dehai Yu
B24 - GRINDING POLISHING
Information
Patent Grant
Hand and press-button dual-way manual pulse generator with built-in...
Patent number
8,299,780
Issue date
Oct 30, 2012
Dalian Guangyang Science & Technology Engineering Co., Ltd.
Dehai Yu
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Patents Applications
last 30 patents
Information
Patent Application
GRINDING MACHINE WITH 5-AXIS FOR CUTTER
Publication number
20130316625
Publication date
Nov 28, 2013
DALIAN KEDE NUMERICAL CONTROL CO., LTD.
Dehai YU
B24 - GRINDING POLISHING
Information
Patent Application
HAND AND PRESS-BUTTON DUAL-WAY MANUAL PULSE GENERATOR WITH BUILT-IN...
Publication number
20100033168
Publication date
Feb 11, 2010
Dalian Guangyang Science & Technology Engineering Co., Ltd.
Dehai Yu
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR