Nelson J. Wong

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Carrollton, TX, US

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Patents Grantslast 30 patents

Information Patent Grant
Adhering preformed posterior palatal seal forming dentures and method
- Patent number 5,833,461
- Issue date Nov 10, 1998
- Nelson J. Wong
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Preformed posterior palatal seal for forming dentures and method
- Patent number 5,718,584
- Issue date Feb 17, 1998
- Nelson J. Wong
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Color-coded endodontic cutting instruments and color-code system an...
- Patent number 5,498,158
- Issue date Mar 12, 1996
- Nelson J. Wong
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Preformed posterior palatel seal for existing dentures and method
- Patent number 5,490,782
- Issue date Feb 13, 1996
- Nelson J. Wong
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE