Thomas J. Clarke

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Richmond, VA, US

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Patents Grantslast 30 patents

Information Patent Grant
Process and apparatus for impregnation and expansion of tobacco
- Patent number 5,799,665
- Issue date Sep 1, 1998
- Kwang H. Cho
- A24 - TOBACCO CIGARS CIGARETTES SMOKERS' REQUISITES
Information Patent Grant
Process and apparatus for impregnation and expansion of tobacco
- Patent number 5,649,552
- Issue date Jul 22, 1997
- Philip Morris Incorporated
- Kwang H. Cho
- A24 - TOBACCO CIGARS CIGARETTES SMOKERS' REQUISITES
Information Patent Grant
Process for impregnation and expansion of tobacco
- Patent number 5,251,649
- Issue date Oct 12, 1993
- Philip Morris Incorporated
- Kwang H. Cho
- A24 - TOBACCO CIGARS CIGARETTES SMOKERS' REQUISITES