Alexander Joseph Francis

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Bristol, GB

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Patents Grantslast 30 patents

Information Patent Grant
Fan part
- Patent number D957612
- Issue date Jul 12, 2022
- Dyson Technology Limited
- Alexander Joseph Francis
- D23 - Environmental heating and cooling

Patents Applicationslast 30 patents

Information Patent Application
WEARABLE AIR PURIFIER
- Publication number 20250205520
- Publication date Jun 26, 2025
- Dyson Technology Limited
- Duncan Jack PATTULLO
- A62 - LIFE-SAVING FIRE-FIGHTING