4. Communications: radio wave antennas
  5. Antennas
  6. Spiral or helical type

Wen-Jen Tseng

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Chip antenna

Communications: radio wave antennas – Antennas – Spiral or helical type
Reexamination Certificate

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Electromagnetic field sensing apparatus

Optical waveguides – Optical transmission cable
Reexamination Certificate

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Miniature antenna and electromagnetic field sensing apparatus

Optical waveguides – Optical waveguide sensor
Reexamination Certificate

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Multi-frequency band antenna

Communications: radio wave antennas – Antennas – With radio cabinet
Reexamination Certificate

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Profile ID: LFUS-PAI-P-2493033

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