David Cook

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Bracknell, GB

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Patents Grantslast 30 patents

Information Patent Grant
Method and system of calibrating air flow in a respirator system
- Patent number 6,666,209
- Issue date Dec 23, 2003
- 3M Innovative Properties Company
- Michael R. Bennett
- A62 - LIFE-SAVING FIRE-FIGHTING
Information Patent Grant
Pair of filter cartridges for a powered air-purifying respirator
- Patent number D477401
- Issue date Jul 15, 2003
- 3M Innovative Properties Company
- Ian T. Petherbridge
- D24 - Medical and laboratory equipment
Information Patent Grant
Apparatus and method for breathing apparatus component coupling
- Patent number 6,575,165
- Issue date Jun 10, 2003
- 3M Innovative Properties Company
- David Cook
- A62 - LIFE-SAVING FIRE-FIGHTING
Information Patent Grant
Cover for a filter cartridge
- Patent number D465568
- Issue date Nov 12, 2002
- 3M Innovative Properties Company
- Ian T. Petherbridge
- D24 - Medical and laboratory equipment
Information Patent Grant
Battery
- Patent number D457132
- Issue date May 14, 2002
- 3M Innovative Properties Company
- Ian T. Petherbridge
- D13 - Equipment for production, distribution, or transformation of energy