H. Richard Miller

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Seattle, WA, US

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Patents Grantslast 30 patents

Information Patent Grant
Fireplace augmented chimney heat exchange system
- Patent number 7,487,821
- Issue date Feb 10, 2009
- H. Richard Miller
- F24 - HEATING RANGES VENTILATING
Information Patent Grant
Chimney heat exchange system
- Patent number 6,886,626
- Issue date May 3, 2005
- H. Richard Miller
- F24 - HEATING RANGES VENTILATING
Information Patent Grant
Laminar flow attachment for controlling toilet bowl splashing
- Patent number 6,772,452
- Issue date Aug 10, 2004
- H. Richard Miller
- A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...

Patents Applicationslast 30 patents

Information Patent Application
Fireplace augmented chimney heat exchange system
- Publication number 20050224073
- Publication date Oct 13, 2005
- H. Richard Miller
- F24 - HEATING RANGES VENTILATING
Information Patent Application
Chimney heat exchange system
- Publication number 20040140081
- Publication date Jul 22, 2004
- H. Richard Miller
- F24 - HEATING RANGES VENTILATING