Fu-Long Chang

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Chiayi City, TW

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Patents Grantslast 30 patents

Information Patent Grant
Servo system
- Patent number 5,566,463
- Issue date Oct 22, 1996
- Waysia Industrial Co., Ltd.
- Fu L. Chang
- G05 - CONTROLLING REGULATING
Information Patent Grant
Displacement measuring and remote control apparatus with a sheave a...
- Patent number 4,969,274
- Issue date Nov 13, 1990
- Fu-Rong Chang
- G05 - CONTROLLING REGULATING
Information Patent Grant
Numerical control apparatus for a mechanical hydraulic servo valve
- Patent number 4,920,858
- Issue date May 1, 1990
- Fu-Long Chang
- F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL