Stephen PURDHAM

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Oxford, GB

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Patents Grantslast 30 patents

Information Patent Grant
Electrical plug device for monitoring personal activity
- Patent number 9,799,191
- Issue date Oct 24, 2017
- 3Rings Care Ltd
- Stephen Purdham
- G08 - SIGNALLING

Patents Applicationslast 30 patents

Information Patent Application
ELECTRICAL PLUG DEVICE FOR MONITORING PERSONAL ACTIVITY
- Publication number 20170140628
- Publication date May 18, 2017
- Stephen PURDHAM
- G08 - SIGNALLING