Inventor

HIRAKAWA YASUSHI

JP17 patents

⚠️ This page may combine multiple inventors who share the name “HIRAKAWA YASUSHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

HIRAKAWA YASUSHI

PANASONIC CORP

Battery pack

Sealed rechargeable battery

Set of electrode plates for rolled electrochemical component and a cell comprising such electrode plates

Secondary battery and method for manufacturing secondary battery

Secondary battery with improved shock resistance

TOYOTA MOTOR CO LTD

Secondary battery and method for manufacturing the same

Sealed battery manufacturing method, sealing member for sealed battery, and sealed battery

Sealed battery

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD

Explosion-proof seal plate for enclosed type cell and production method thereof

Coin-shaped battery

KUSAMA KAZUYUKI

Battery pack, vehicle equipped with the battery pack, and device equipped with the battery pack

Hermetically sealed battery

HIRAKAWA YASUSHI

Method for producing rectangular flat secondary battery

NISHINO HAJIME

Battery pack, battery-mounted device and connection structure for battery pack

SANYO ELECTRIC CO

Battery pack and vehicle equipped with same

KOZUKI KIYOMI

Secondary battery and method for manufacturing secondary battery

MITSUBOSHI BELTING LTD

Core wire for drive belt, drive belt, and method for manufacturing core wire and drive belt