4. Ammunition and explosives
  5. Igniting devices and systems
  6. Electrical primer or ignitor

Matthew R. Williams

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Acoustic annunciator for audio tracking collars

Communications – electrical: acoustic wave systems and devices – Transmitter systems – Animal control
Patent

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Collapsible antenna

Communications: radio wave antennas – Antennas – Logarithmically periodic
Patent

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Cover plate for a wire embedded collar

Tools and hardware – Fastener – support or mount not elsewhere specified – Support – guide – or spacer
Patent

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EFI detonator initiation system and method

Ammunition and explosives – Igniting devices and systems – Ignition or detonation circuit
Patent

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Hand-held wireless transmitter

Measuring – testing – or signalling instruments – Security or signal instrument or casing – Lost child or person locator
Design Patent

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Profile ID: LFUS-PAI-P-378680

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