4. Metal working
  5. Method of mechanical manufacture
  6. Electrical device making

Hiroshi Kagawa

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Battery precursor and a battery

Chemistry: electrical current producing apparatus – product – and – Current producing cell – elements – subcombinations and... – Plural cells
Patent

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Composite polymer electrolyte composition

Chemistry: electrical current producing apparatus – product – and – Current producing cell – elements – subcombinations and... – Include electrolyte chemically specified and method
Reexamination Certificate

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Electronic device having a battery and a battery therefor

Chemistry: electrical current producing apparatus – product – and – Current producing cell – elements – subcombinations and... – Flat-type unit cell and specific unit cell components
Patent

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Film type battery and layer-built film type battery

Chemistry: electrical current producing apparatus – product – and – Current producing cell – elements – subcombinations and... – Plural cells
Patent

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Manufacture method of a sodium-sulfur storage battery

Metal working – Method of mechanical manufacture – Electrical device making
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Profile ID: LFUS-PAI-P-729744

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