how do I access the EC Embedded Controller firmware level with wmi win32?

Imports System
Imports System.Management
Imports System.Windows.Forms

Namespace WMISample

    Public Class MyWMIQuery

        Public Overloads Shared Function Main() As Integer

            Try
                Dim searcher As New ManagementObjectSearcher( _
                    "root\WMI", _
                    "SELECT * FROM MS_SystemInformation") 

                For Each queryObj As ManagementObject in searcher.Get()

                    Console.WriteLine("-----------------------------------")
                    Console.WriteLine("MS_SystemInformation instance")
                    Console.WriteLine("-----------------------------------")
                    Console.WriteLine("Active: {0}", queryObj("Active"))
                    Console.WriteLine("BaseBoardManufacturer: {0}", queryObj("BaseBoardManufacturer"))
                    Console.WriteLine("BaseBoardProduct: {0}", queryObj("BaseBoardProduct"))
                    Console.WriteLine("BaseBoardVersion: {0}", queryObj("BaseBoardVersion"))
                    Console.WriteLine("BiosMajorRelease: {0}", queryObj("BiosMajorRelease"))
                    Console.WriteLine("BiosMinorRelease: {0}", queryObj("BiosMinorRelease"))
                    Console.WriteLine("BIOSReleaseDate: {0}", queryObj("BIOSReleaseDate"))
                    Console.WriteLine("BIOSVendor: {0}", queryObj("BIOSVendor"))
                    Console.WriteLine("BIOSVersion: {0}", queryObj("BIOSVersion"))
                    Console.WriteLine("ECFirmwareMajorRelease: {0}", queryObj("ECFirmwareMajorRelease"))
                    Console.WriteLine("ECFirmwareMinorRelease: {0}", queryObj("ECFirmwareMinorRelease"))
                    Console.WriteLine("InstanceName: {0}", queryObj("InstanceName"))
                    Console.WriteLine("SystemFamily: {0}", queryObj("SystemFamily"))
                    Console.WriteLine("SystemManufacturer: {0}", queryObj("SystemManufacturer"))
                    Console.WriteLine("SystemProductName: {0}", queryObj("SystemProductName"))
                    Console.WriteLine("SystemSKU: {0}", queryObj("SystemSKU"))
                    Console.WriteLine("SystemVersion: {0}", queryObj("SystemVersion"))
                Next
            Catch err As ManagementException
                MessageBox.Show("An error occurred while querying for WMI data: " & err.Message)
            End Try
        End Function
    End Class
End Namespace