David J. Henke

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Hawthorn Woods, IL, US

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Patents Grantslast 30 patents

Information Patent Grant
Product securement and management system
- Patent number 7,621,409
- Issue date Nov 24, 2009
- RTC Industries, Inc.
- Stephen Hardy
- A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
Information Patent Grant
Product securement and management system
- Patent number 7,451,881
- Issue date Nov 18, 2008
- RTC Industries, Inc.
- Stephen Hardy
- A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
Information Patent Grant
Outdoor fireplace with cascading waterfall fire screen
- Patent number 6,790,033
- Issue date Sep 14, 2004
- Fleming Sales Company, Inc.
- Jeffrey T. Grady
- F24 - HEATING RANGES VENTILATING
Information Patent Grant
Shelf sign system
- Patent number 5,924,367
- Issue date Jul 20, 1999
- RTC Industries, Inc.
- David J. Henke
- A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...

Patents Applicationslast 30 patents

Information Patent Application
Product Securement and Management System
- Publication number 20080061015
- Publication date Mar 13, 2008
- RTC Industries, Inc.
- Stephen Hardy
- A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
Information Patent Application
Product Securement and Management System
- Publication number 20070193971
- Publication date Aug 23, 2007
- RTC Industries, Inc.
- Stephen Hardy
- A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
Information Patent Application
Gondola extender
- Publication number 20070095767
- Publication date May 3, 2007
- RTC Industries, Inc.
- David J. Henke
- A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
Information Patent Application
Outdoor fireplace with cascading waterfall fire screen
- Publication number 20030041855
- Publication date Mar 6, 2003
- Jeffrey T. Grady
- F24 - HEATING RANGES VENTILATING