4. Electric lamp and discharge devices: systems
  5. Periodic switch in the supply circuit
  6. Impedance or current regulator in the supply circuit

Michael Andrews

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Adjustable voltage controlled DC to DC switcher current source

Electricity: power supply or regulation systems – Output level responsive – Using a three or more terminal semiconductive device as the...
Patent

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Arcuate scan tape drive

Dynamic magnetic information storage or retrieval – Record transport with head moving during transducing – Tape record
Patent

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Cylindrical crane game

Games – toys – and sports goods – Amusement – playground equipment or entertainment article not...
Design Patent

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Cylindrical crane game

Amusement devices: games – Physical skill or ability – Game element capture or pick up using manual dexterity
Reexamination Certificate

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Differential waveguide probe

Electricity: measuring and testing – Fault detecting in electric circuits and of electric components – Of individual circuit component or element
Reexamination Certificate

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Profile ID: LFUS-PAI-P-906325

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