David John HAWKER

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Bristol, GB

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Patents Grantslast 30 patents

Information Patent Grant
Control of a brushless motor
- Patent number 10,756,653
- Issue date Aug 25, 2020
- Dyson Technology Limited
- Stephen Greetham
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Surface cleaning appliance
- Patent number 9,801,516
- Issue date Oct 31, 2017
- Dyson Technology Limited
- Libo Zheng
- A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
Information Patent Grant
Motor driving apparatus
- Patent number 9,560,946
- Issue date Feb 7, 2017
- Dyson Technology Limited
- David John Hawker
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Controller for a brushless motor
- Patent number 8,476,852
- Issue date Jul 2, 2013
- Dyson Technology Limited
- David John Hawker
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER

Patents Applicationslast 30 patents

Information Patent Application
SURFACE CLEANING APPLIANCE
- Publication number 20140366286
- Publication date Dec 18, 2014
- Libo ZHENG
- A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
Information Patent Application
CONTROL OF A BRUSHLESS MOTOR
- Publication number 20140009095
- Publication date Jan 9, 2014
- Stephen GREETHAM
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
CONTROLLER FOR A BRUSHLESS MOTOR
- Publication number 20110257791
- Publication date Oct 20, 2011
- Dyson Technology Limited
- David John Hawker
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
MOTOR DRIVING APPARATUS
- Publication number 20100045215
- Publication date Feb 25, 2010
- SYSON TECHNOLOGY LIMITED
- David John Hawker
- A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...