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Wei Chang Chen
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Wynantskill, NY, US
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Patents Grants
last 30 patents
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Patent Grant
Servo-controlled integral stop for use with a servo-controlled hydr...
Patent number
6,742,440
Issue date
Jun 1, 2004
Dynamic Systems, Inc.
Hugo S. Ferguson
F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Patents Applications
last 30 patents
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Patent Application
Servo-controlled integral stop for use with a servo-controlled hydr...
Publication number
20030217639
Publication date
Nov 27, 2003
Hugo S. Ferguson
F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL