Chemistry: electrical current producing apparatus – product – and – With pressure equalizing means for liquid immersion operation
Reexamination Certificate
2003-03-31
2009-08-18
Ryan, Patrick (Department: 1795)
Chemistry: electrical current producing apparatus, product, and
With pressure equalizing means for liquid immersion operation
C429S010000
Reexamination Certificate
active
07575825
ABSTRACT:
A power supply unit operation is switched depending on a load requirement. Namely, when the load requirement is smaller than a predetermined value, operation of a fuel cell system is stopped and electric power is obtained from a secondary battery during an intermittent operation mode. Alternatively, when the load requirement is equal to or larger than the predetermined value, the electric power is obtained from a fuel cell during a steady operation mode.
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Ando Masao
Ishikawa Tetsuhiro
Kato Kenji
Sugiura Hiroshi
Kabushiki Kaisha Equos Research
Oliff & Berridg,e PLC
Ryan Patrick
Toyota Jidosha & Kabushiki Kaisha
Walker Keith
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