Howard B. Marshall

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New York, NY, US

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Patents Grantslast 30 patents

Information Patent Grant
Dental prosthesis with multi-section infrastructure and method for...
- Patent number 6,250,925
- Issue date Jun 26, 2001
- Oro-Health International, Inc.
- Howard B. Marshall
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Dental prosthesis with multi-section infrastructure and method for...
- Patent number 5,934,907
- Issue date Aug 10, 1999
- Oro-Health International, Inc.
- Howard B. Marshall
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Portable friction resistant exercise device
- Patent number 4,871,165
- Issue date Oct 3, 1989
- Marshall; Howard B.
- Howard B. Marshall
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Grant
Portable friction resistant exercise device
- Patent number 4,779,866
- Issue date Oct 25, 1988
- Marshall; Howard B.
- Howard B. Marshall
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Grant
Method and apparatus for making a dental prosthesis and product the...
- Patent number 4,775,320
- Issue date Oct 4, 1988
- Marshall; Howard B.
- Howard B. Marshall
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Method and appratus for making a dental prosthesis and product ther...
- Patent number 4,713,005
- Issue date Dec 15, 1987
- Marshall; Howard B.
- Howard B. Marshall
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE