David Hamann

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Cincinnati, OH, US

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Patents Grantslast 30 patents

Information Patent Grant
APPARATUS AND METHOD FOR CREATING A DRAWING OF A THREE-DIMENSIONAL...
- Patent number 6,751,878
- Issue date Jun 22, 2004
- David Hamann
- B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
Information Patent Grant
Article of manufacture for the hanging of screw top bottles and tubes
- Patent number 6,732,879
- Issue date May 11, 2004
- David Hamann
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL

Patents Applicationslast 30 patents

Information Patent Application
Sippy cup with snack receptacle in lid
- Publication number 20120168440
- Publication date Jul 5, 2012
- Thomas A. Nerswick
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Application
Carrier container for beverage bottles
- Publication number 20090045081
- Publication date Feb 19, 2009
- David L. Hamann
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Application
Apparatus and method for creating a drawing of a three-dimensional...
- Publication number 20020124422
- Publication date Sep 12, 2002
- David Hamann
- B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
Information Patent Application
Article of manufacture for the hanging of screw top bottles and tubes
- Publication number 20020113073
- Publication date Aug 22, 2002
- David Hamann
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL