Carl M. Philbrook

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Jamaica Plain, MA, US

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Patents Grantslast 30 patents

Information Patent Grant
Color changing matrix as wear indicator
- Patent number 7,338,664
- Issue date Mar 4, 2008
- The Gillette Company
- Mingchih M. Tseng
- A46 - BRUSHWARE
Information Patent Grant
Sustained-release matrices for dental application
- Patent number 5,998,431
- Issue date Dec 7, 1999
- Gillette Canada Inc.
- Mingchih M. Tseng
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Sustained-release matrices for dental application
- Patent number 5,851,551
- Issue date Dec 22, 1998
- The Gillette Company
- Mingchih M. Tseng
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Sustained-release matrices for dental application
- Patent number 5,723,132
- Issue date Mar 3, 1998
- Gillette Canada Inc.
- Mingchih M. Tseng
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Sustained-release matrices for dental application
- Patent number 5,340,581
- Issue date Aug 23, 1994
- Gillette Canada, Inc.
- Mingchih M. Tseng
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE

Patents Applicationslast 30 patents

Information Patent Application
Color changing matrix as wear indicator
- Publication number 20040134010
- Publication date Jul 15, 2004
- The Gillette Company, a Delaware corporation
- Mingchih M. Tseng
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
Sustained-release matrices for dental application
- Publication number 20030049209
- Publication date Mar 13, 2003
- The Gillette Company, a Delaware corporation
- Mingchih M. Tseng
- A46 - BRUSHWARE
Information Patent Application
Sustained-release matrices for dental application
- Publication number 20020081556
- Publication date Jun 27, 2002
- The Gillette Company, a Delaware corporation
- Mingchih M. Tseng
- A46 - BRUSHWARE