4. Electricity: measuring and testing
  5. Of geophysical surface or subsurface in situ
  6. Using electrode arrays, circuits, structure, or supports

Svein Ellingsrud

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Controlled deterioration of non-reinforced concrete anchors

Compositions: coating or plastic – Coating or plastic compositions – Inorganic settable ingredient containing
Reexamination Certificate

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Device and method for measurement by guided waves on a metal...

Electricity: measuring and testing – Of geophysical surface or subsurface in situ – With radiant energy or nonconductive-type transmitter
Reexamination Certificate

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Device and method for measurement of resistivity outside of...

Electricity: measuring and testing – Of geophysical surface or subsurface in situ – With radiant energy or nonconductive-type transmitter
Reexamination Certificate

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Device for electromagnetic detection of geological...

Communications: directive radio wave systems and devices (e.g. – Transmission through media other than air or free space
Reexamination Certificate

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Electromagnetic method and apparatus for determining the...

Electricity: measuring and testing – Of geophysical surface or subsurface in situ – With radiant energy or nonconductive-type transmitter
Reexamination Certificate

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Profile ID: LFUS-PAI-P-2194497

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