Douglas Stuart Walkinshaw

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Ottawa, CA

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Patents Grantslast 30 patents

Information Patent Grant
Entrainment air flow control and filtration devices
- Patent number 8,206,475
- Issue date Jun 26, 2012
- Veft Aerospace Technology Inc.
- Douglas Stuart Walkinshaw
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Environment control system for aircraft having interior condensatio...
- Patent number 6,491,254
- Issue date Dec 10, 2002
- Indoor Air Technologies Inc.
- Douglas S. Walkinshaw
- A62 - LIFE-SAVING FIRE-FIGHTING

Patents Applicationslast 30 patents

Information Patent Application
ENTRAINMENT AIR FLOW CONTROL AND FILTRATION DEVICES
- Publication number 20090311951
- Publication date Dec 17, 2009
- INDOOR AIR TECHNOLOGIES INC.
- Douglas Stuart Walkinshaw
- B60 - VEHICLES IN GENERAL
Information Patent Application
PERSONAL ENVIRONMENT AIRFLOW CONTROLLER
- Publication number 20090163131
- Publication date Jun 25, 2009
- Douglas Stuart Walkinshaw
- B60 - VEHICLES IN GENERAL