Inventor

YAMAKAWA KOJI

JP85 patents

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

YAMAKAWA KOJI

TOSHIBA KK

Bump and method of manufacturing the same

Memory having ferroelectric capacitors polarized in nonvolatile mode

Ferroelectric capacitor with means to prevent deterioration

Electronic component and electronic component connecting structure

Electronic circuit device

Semiconductor memory device using ferroelectric capacitor and having only one sense amplifier selected

Ferroelectric capacitor and a semiconductor device having the same

Method of manufacturing semiconductor device and apparatus therefor

Ferroelectric memory and manufacturing method of the same

Semiconductor package

Ferroelectric memory device having a hydrogen barrier film

Semiconductor device and method for manufacturing the same

Circuit board

Circuit board

Semiconductor device and method of manufacturing the same

Semiconductor device and method of manufacturing the same

Semiconductor device with lower capacitor electrode that includes islands of conductive oxide films arranged on a noble metal film

Semiconductor device and method of manufacturing the same

Semiconductor device with perovskite capacitor

Ferroelectric memory and manufacturing method thereof

Method of manufacturing electronic parts including transfer of bumps of larger particle sizes

Magnetoresistive effect element

Ceramic circuit board having a thermal conductivity substrate

Magnetoresistive effect element and manufacturing method thereof

CANON KK

Liquid storing container for recording apparatus

Liquid storing container for recording apparatus

Liquid storing container having filter interface for recording apparatus

Liquid storing container for recording apparatus

Ink cartridge for printer

Ink cartridge for printer

Method of producing a wiring substrate

Ink jet recording head, ink jet recording head cartridge, recording apparatus using the same and method of manufacturing the head

Method for correcting a recording head, correction apparatus therefor, recording head corrected by use of such apparatus, and recording apparatus using such recording head

Ink jet cartridge having a can filtered ink supply member and ink jet apparatus including the same

Printing head for printer

Printing head body for printer

Printing head for printer

Method and apparatus for correcting printhead, printhead corrected by this apparatus, and printing apparatus using this printhead

Ink recorder including a sealing member for an ink storage section

INFINEON TECHNOLOGIES AG

Barrier stack with improved barrier properties

Semiconductor device with perovskite capacitor

Semiconductor device comprising a capacitor using a ferroelectric material

TOSHIBA MEMORY CORP

Semiconductor memory device

Semiconductor memory device

Magnetic memory device

TOKYO SHIBAURA ELECTRIC CO

Non-volatile semiconductor memory device capable of electrically performing read and write operation and method of reading information from the same

Semiconductor device having a tab chip on a tape carrier with lead wirings provided on the tape carrier used as external leads

YAMAKAWA KOJI

Semiconductor memory device

NATORI KATSUAKI

Magnetoresistive random access memory and method of manufacturing the same

IKENO DAISUKE

Semiconductor memory device and method for manufacturing the same