Ruize Sun

Follow

Person

Shenzhen, CN

People

Patents Applicationslast 30 patents

Information Patent Application
METHOD AND APPARATUS FOR DETERMINING LEVELING FAULT OF ELEVATOR
- Publication number 20230081901
- Publication date Mar 16, 2023
- Shenzhen Technology University
- Ruize Sun
- B66 - HOISTING LIFTING HAULING
Information Patent Application
METHOD AND APPARATUS FOR MONITORING ELEVATOR DOOR-OPENING OPERATION...
- Publication number 20210221644
- Publication date Jul 22, 2021
- Shenzhen Technology University
- JIANMIN CAO
- B66 - HOISTING LIFTING HAULING
Information Patent Application
LIFT RUNNING SPEED MEASUREMENT METHOD AND SYSTEM
- Publication number 20190330018
- Publication date Oct 31, 2019
- Shenzhen Technology University
- Jianmin Cao
- B66 - HOISTING LIFTING HAULING