Mohammad Usman Rafi

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Fenham, GB

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Patents Grantslast 30 patents

Information Patent Grant
Air filter
- Patent number D652498
- Issue date Jan 17, 2012
- AAF-McQuay Inc.
- Mohammad Usman Rafi
- D23 - Environmental heating and cooling
Information Patent Grant
Air filter
- Patent number D652130
- Issue date Jan 10, 2012
- AAF-McQuay Inc.
- Mohammad Usman Rafi
- D23 - Environmental heating and cooling
Information Patent Grant
Air filter
- Patent number D641462
- Issue date Jul 12, 2011
- AAF-McQuay Inc.
- Mohammad Usman Rafi
- D23 - Environmental heating and cooling
Information Patent Grant
Air filter
- Patent number D641461
- Issue date Jul 12, 2011
- AAF-McQuay Inc.
- Mohammad Usman Rafi
- D23 - Environmental heating and cooling