4. Pulse or digital communications
  5. Repeaters
  6. Testing

Takashi Kosaka

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Drive device of electric motor

Electricity: motive power systems – Induction motor systems – Primary circuit control
Reexamination Certificate

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Fuel cell

Chemistry: electrical current producing apparatus – product – and – With pressure equalizing means for liquid immersion operation
Reexamination Certificate

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Fuel cell

Chemistry: electrical current producing apparatus – product – and – Fuel cell – subcombination thereof – or method of making or... – Grouping of fuel cells into stack or module
Reexamination Certificate

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Fuel cell having buffer and seal for coolant

Chemistry: electrical current producing apparatus – product – and – Fuel cell – subcombination thereof – or method of making or... – Process or means for control of operation
Reexamination Certificate

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Image pickup apparatus

Photography – With exposure objective focusing means – focusing aid – or... – Having viewfinder
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Profile ID: LFUS-PAI-P-607920

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