Stephen Griffiths

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Nr Caernarfon, GB

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Patents Grantslast 30 patents

Information Patent Grant
Preassembled and pretorqued friction brake and method of making a s...
- Patent number 8,430,207
- Issue date Apr 30, 2013
- 3M Innovative Properties Company
- Stephen Griffiths
- A62 - LIFE-SAVING FIRE-FIGHTING
Information Patent Grant
Safety devices comprising a load-bearing composite polymeric housin...
- Patent number 8,430,206
- Issue date Apr 30, 2013
- 3M Innovative Properties Company
- Stephen Griffiths
- A62 - LIFE-SAVING FIRE-FIGHTING
Information Patent Grant
Centrifugally-operated apparatus
- Patent number 8,430,208
- Issue date Apr 30, 2013
- 3M Innovative Properties Company
- Stephen Griffiths
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Centrifugally-operated apparatus
- Patent number 8,256,574
- Issue date Sep 4, 2012
- 3M Innovative Properties Company
- Stephen Griffiths
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

Information Patent Application
CENTRIFUGALLY-OPERATED APPARATUS
- Publication number 20120298451
- Publication date Nov 29, 2012
- 3M Innovative Properties Company
- Stephen Griffiths
- A62 - LIFE-SAVING FIRE-FIGHTING
Information Patent Application
CENTRIFUGALLY-OPERATED APPARATUS
- Publication number 20110315481
- Publication date Dec 29, 2011
- 3M Innovative Properties Company
- Stephen Griffiths
- A62 - LIFE-SAVING FIRE-FIGHTING
Information Patent Application
SAFETY DEVICES COMPRISING A LOAD-BEARING COMPOSITE POLYMERIC HOUSIN...
- Publication number 20110315483
- Publication date Dec 29, 2011
- 3M Innovative Properties Company
- Stephen Griffiths
- A62 - LIFE-SAVING FIRE-FIGHTING
Information Patent Application
PREASSEMBLED AND PRETORQUED FRICTION BRAKE AND METHOD OF MAKING A S...
- Publication number 20110315482
- Publication date Dec 29, 2011
- 3M Innovative Properties Company
- Stephen Griffiths
- A62 - LIFE-SAVING FIRE-FIGHTING