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Dwight K. Hoffman
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Midland, MI, US
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last 30 patents
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Patent Grant
Encapsulated active materials
Patent number
6,224,793
Issue date
May 1, 2001
The Dow Chemical Company
Dwight K. Hoffman
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Encapsulated active materials and method for preparing same
Patent number
5,601,761
Issue date
Feb 11, 1997
The Dow Chemical Company
Dwight K. Hoffman
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL