Douglas A. Keller

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West Islip, NY, US

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Patents Grantslast 30 patents

Information Patent Grant
Streak free apparatus for processing and stacking printed forms
- Patent number 7,063,312
- Issue date Jun 20, 2006
- Kenneth A. Stevens
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Streak free apparatus for processing and stacking printed forms
- Patent number 7,036,812
- Issue date May 2, 2006
- Kenneth A. Stevens
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Streak free apparatus for processing and stacking printed forms
- Patent number 6,978,991
- Issue date Dec 27, 2005
- Kenneth A. Stevens
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Streak free apparatus for processing and stacking printed forms
- Patent number 6,592,114
- Issue date Jul 15, 2003
- Kenneth A. Stevens
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL

Patents Applicationslast 30 patents

Information Patent Application
Streak free apparatus for processing and stacking printed forms
- Publication number 20030222389
- Publication date Dec 4, 2003
- Kenneth A. Stevens
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Application
Streak free apparatus for processing and stacking printed forms
- Publication number 20030173728
- Publication date Sep 18, 2003
- Kenneth A. Stevens
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Application
Streak free apparatus for processing and stacking printed forms
- Publication number 20030173729
- Publication date Sep 18, 2003
- Kenneth A. Stevens
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Application
Streak free apparatus for processing and stacking printed forms
- Publication number 20020117794
- Publication date Aug 29, 2002
- Kenneth A. Stevens
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL