Daniel Young-Doo Chung

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Chicago, IL, US

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Patents Grantslast 30 patents

Information Patent Grant
Multiple compartment pouch and beverage container with frangible seal
- Patent number 7,306,095
- Issue date Dec 11, 2007
- E. I. Du Pont de Nemours and Company
- Raymond Anthony Bourque
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Multiple compartment pouch and beverage container with smooth curve...
- Patent number 7,055,683
- Issue date Jun 6, 2006
- E. I. Du Pont de Nemours and Company
- Raymond Anthony Bourque
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Fitment for a flexible pouch with child-safety properties
- Patent number 6,991,140
- Issue date Jan 31, 2006
- E. I. Du Pont de Nemours and Company, Inc.
- Raymond Anthony Bourque
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL