Dandan Qi

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Nanjing, CN

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Patents Grantslast 30 patents

Information Patent Grant
Vibration suppression method for servo motor and load multistage dr...
- Patent number 11,913,512
- Issue date Feb 27, 2024
- NANJING ESTUN AUTOMATION COMPANY
- Renkai Fan
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Method for measuring mechanical resonance frequency using servo driver
- Patent number 9,194,739
- Issue date Nov 24, 2015
- Nanjing Estun Automation, Co. LTD
- Bo Wu
- G01 - MEASURING TESTING

Patents Applicationslast 30 patents

Information Patent Application
VIBRATION SUPPRESSION METHOD FOR SERVO MOTOR AND LOAD MULTISTAGE DR...
- Publication number 20210199173
- Publication date Jul 1, 2021
- NANJING ESTUN AUTOMATION COMPANY
- Renkai Fan
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Application
METHOD FOR MEASURING MECHANICAL RESONANCE FREQUENCY USING SERVO DRIVER
- Publication number 20140123757
- Publication date May 8, 2014
- NANJING ESTUN AUTOMATION CO., LTD.
- Bo Wu
- G01 - MEASURING TESTING