Mark D. Gleason

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Buffalo Grove, IL, US

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Patents Grantslast 30 patents

Information Patent Grant
Toothbrush with bristle configuration adapted for cleaning tooth su...
- Patent number 6,496,999
- Issue date Dec 24, 2002
- John O. Butler Company
- Mark D. Gleason
- A46 - BRUSHWARE
Information Patent Grant
Dental hygiene system
- Patent number 5,934,295
- Issue date Aug 10, 1999
- John O. Butler Company
- Vladamir Gekhter
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE