4. Illumination
  5. Plural light sources
  6. With support

Derek Logan

Inventor

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Fluid erosion protection washer for rotating shaft in MWD tool

Communications – electrical: acoustic wave systems and devices – Wellbore telemetering – Through well fluids
Reexamination Certificate

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LED-based lighting fixtures for surface illumination with...

Illumination – Plural light sources – With support
Reexamination Certificate

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Networkable LED-based lighting fixtures and methods for...

Communications: electrical – Continuously variable indicating – With meter reading
Reexamination Certificate

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Tool taxi

Design Patent

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Profile ID: LFUS-PAI-P-2163052

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