Hai Hoang Nguyen

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Hanoi, VN

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Patents Grantslast 30 patents

Information Patent Grant
Suction/compression rotating mechanism, rotary compressor and rotar...
- Patent number 11,873,813
- Issue date Jan 16, 2024
- Hai Nguyen
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...

Patents Applicationslast 30 patents

Information Patent Application
SUCTION/COMPRESSION ROTATING MECHANISM, ROTARY COMPRESSOR AND ROTAR...
- Publication number 20220196016
- Publication date Jun 23, 2022
- Hai NGUYEN
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Application
FOCUSING LENS COUPLED WITH OPTICAL FIBER AND SUNLIGHT RECEIVING DEV...
- Publication number 20180094786
- Publication date Apr 5, 2018
- University of Science, Vietnam National University - Hanoi
- Thuat Tran Nguyen
- G02 - OPTICS