Kwong Wai Leung

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Hong Kong, HK

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Patents Grantslast 30 patents

Information Patent Grant
Planting sensor
- Patent number D1009656
- Issue date Jan 2, 2024
- Kwong Wai Leung
- D10 - Measuring, testing, or signalling instruments
Information Patent Grant
Apparatus, a system, a method and a light control device for facili...
- Patent number 11,771,026
- Issue date Oct 3, 2023
- Aspara Limited
- Sze Yin Yvonne Chan
- A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING

Patents Applicationslast 30 patents

Information Patent Application
APPARATUS, A SYSTEM, A METHOD AND A LIGHT CONTROL DEVICE FOR FACILI...
- Publication number 20230115545
- Publication date Apr 13, 2023
- Aspara Limited
- Sze Yin Yvonne Chan
- G08 - SIGNALLING
Information Patent Application
APPARATUS, A SYSTEM, A METHOD AND A LIGHT CONTROL DEVICE FOR FACILI...
- Publication number 20190191643
- Publication date Jun 27, 2019
- Aspara Limited
- Sze Yin Yvonne Chan
- A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING