Tengfei ZHANG

Follow

Person

Dalian City, Liaoning Province, CN

People

Patents Grantslast 30 patents

Information Patent Grant
Automatic source-seeking indoor pollution purifying and removing de...
- Patent number 11,324,847
- Issue date May 10, 2022
- Dalian University of Technology
- Tengfei Zhang
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Ventilator with dual flow passages
- Patent number 11,204,183
- Issue date Dec 21, 2021
- Dalian University of Technology
- Tengfei Zhang
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
AUTOMATIC SOURCE-SEEKING INDOOR POLLUTION PURIFYING AND REMOVING DE...
- Publication number 20210128769
- Publication date May 6, 2021
- DALIAN UNIVERSITY OF TECHNOLOGY
- Tengfei ZHANG
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
Non-Power Driven Window Capable Of Adjusting Ventilation Rate
- Publication number 20200240188
- Publication date Jul 30, 2020
- DALIAN UNIVERSITY OF TECHNOLOGY
- Tengfei ZHANG
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Application
Ventilator With Dual Flow Passages
- Publication number 20200116367
- Publication date Apr 16, 2020
- DALIAN UNIVERSITY OF TECHNOLOGY
- Tengfei ZHANG
- F24 - HEATING RANGES VENTILATING
Information Patent Application
METHOD FOR MEASURING THE INVADED FOREIGN SUBSTANCE CONTENT INTO A P...
- Publication number 20200011821
- Publication date Jan 9, 2020
- DALIAN UNIVERSITY OF TECHNOLOGY
- Tengfei ZHANG
- G01 - MEASURING TESTING