Geoffrey Norman Walter Gay

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Skelmersdale, GB

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Patents Grantslast 30 patents

Information Patent Grant
Electrostatic air filter
- Patent number 12,083,538
- Issue date Sep 10, 2024
- Darwin Technology International Limited
- Geoffrey Norman Walter Gay
- B03 - SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES O...
Information Patent Grant
Air cleaning device and apparatus
- Patent number 10,286,405
- Issue date May 14, 2019
- Darwin Technology International Limited
- George Griffiths
- B03 - SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES O...
Information Patent Grant
Air cleaning device
- Patent number 6,749,669
- Issue date Jun 15, 2004
- Darwin Technology Limited
- George Griffiths
- B03 - SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES O...

Patents Applicationslast 30 patents

Information Patent Application
ELECTROSTATIC AIR FILTER
- Publication number 20240390916
- Publication date Nov 28, 2024
- Darwin Technology International Limited
- Geoffrey Norman Walter GAY
- B03 - SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES O...
Information Patent Application
ELECTROSTATIC AIR FILTER
- Publication number 20220219177
- Publication date Jul 14, 2022
- Darwin Technology International Limited
- Geoffrey Norman Walter GAY
- B03 - SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES O...
Information Patent Application
AIR CLEANING DEVICE AND APPARATUS
- Publication number 20170113229
- Publication date Apr 27, 2017
- Darwin Technology International Limited
- George Griffiths
- B03 - SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES O...
Information Patent Application
Device For Air Cleaning
- Publication number 20080034973
- Publication date Feb 14, 2008
- DARWIN TECHNOLOGY LIMITED
- George Griffiths
- B03 - SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES O...
Information Patent Application
Air cleaning device
- Publication number 20040226448
- Publication date Nov 18, 2004
- Darwin Technology Limited
- George Griffiths
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC