Chang Hin Choong

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Johor Bahru, MY

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Patents Grantslast 30 patents

Information Patent Grant
Fan assembly
- Patent number 10,344,773
- Issue date Jul 9, 2019
- Dyson Technology Limited
- John David Wallace
- F24 - HEATING RANGES VENTILATING
Information Patent Grant
Fan assembly
- Patent number 8,873,940
- Issue date Oct 28, 2014
- Dyson Technology Limited
- John David Wallace
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Fan assembly
- Patent number 8,734,094
- Issue date May 27, 2014
- Dyson Technology Limited
- John David Wallace
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Fan assembly
- Patent number 8,366,403
- Issue date Feb 5, 2013
- Dyson Technology Limited
- John David Wallace
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Fan heater
- Patent number D672023
- Issue date Dec 4, 2012
- Dyson Technology Limited
- John David Wallace
- D23 - Environmental heating and cooling
Information Patent Grant
Fan heater
- Patent number D643098
- Issue date Aug 9, 2011
- Dyson Limited
- John David Wallace
- D23 - Environmental heating and cooling

Patents Applicationslast 30 patents

Information Patent Application
FAN ASSEMBLY
- Publication number 20150016975
- Publication date Jan 15, 2015
- Dyson Technology Limited
- John David WALLACE
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Application
FAN ASSEMBLY
- Publication number 20120034108
- Publication date Feb 9, 2012
- Dyson Technology Limited
- John David WALLACE
- F24 - HEATING RANGES VENTILATING