Thomas F. Serbus

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Centerville, MN, US

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Patents Grantslast 30 patents

Information Patent Grant
Composite used for light control of privacy
- Patent number 5,993,940
- Issue date Nov 30, 1999
- 3M Innovative Properties Company
- Andrew J.. Ouderkirk
- G02 - OPTICS
Information Patent Grant
Composite used for light control or privacy
- Patent number 5,858,139
- Issue date Jan 12, 1999
- Minnesota Mining and Manufacturing Company
- Andrew J. Ouderkirk
- G02 - OPTICS