The principals of WNEC have extensive experience with several manufacturers of vapor control equipment. The patents relevant to the vapor control field in which the principals are inventors or co-inventors are listed below with links to the cover page of the referenced patent.

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• U.S. Patent #4338101 (Tuttle)

• U.S. Patent #4343629 (Tuttle)

• U.S. Patent #4462811 (Young)

• U.S. Patent #5154735 (Tuttle)

• U.S. Patent #5480475 (Tuttle)