Inventor

HANAWA KENZO

JP43 patents

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

HANAWA KENZO

SHOWA DENKO KK

Magnetic recording medium, production process thereof, and magnetic recording and reproducing apparatus

Light emitting unit, light emitting module, and display device

Magnetic recording medium, production process thereof, magnetic recording and reproducing apparatus, and medium substrate

Process for producing group III nitride compound semiconductor light emitting device, group III nitride compound semiconductor light emitting device and lamp

Organic fluorine compound, lubricant, and processing method of magnetic recording medium

Organic fluorine compound, lubricant, and processing method of magnetic recording medium

Method for producing group III nitride semiconductor light emitting device, group III nitride semiconductor light emitting device, and lamp

Magnetic particles for perpendicular magnetic recording

Electrode material including small diameter, carbon nanotubes bridging large diameter carbon nanotubes, redox flow battery electrode, redox flow battery, and method for producing electrode material

Light-emitting diode illumination source

Method for producing vanadium compound, method for producing vanadium solution, and method for producing redox flow battery electrolyte

Method of manufacturing a semiconductor light-emitting device

Recording medium, method of manufacturing fullerene thin film, recording reproducing apparatus, information recording method, and information reading method

Redox flow battery electrode, and redox flow battery

Electrode material, electrode of redox flow battery, and redox flow battery

Lubricant for magnetic recording medium, magnetic recording medium, manufacturing method of magnetic recording medium, and magnetic recording and reproducing device

Collector plate and redox flow battery

Redox flow battery

Lubricant for magnetic recording medium, magnetic recording medium, manufacturing method of magnetic recording medium, and magnetic recording and reproducing device

MITSUI MINING & SMELTING CO

Cerium oxide ultrafine particles and method for preparing the same

Polishing agent, method for producing the same and method for polishing

Fine particulate polishing agent, method for producing the same and method for producing semiconductor devices

Solder powder, method for making the solder powder and solder paste using the solder powder

Fine copper powder and process for producing the same

Black ultrafine magnetite particles and process for preparing the same

Cathodic active material composition for dry cells, method for preparing the same, and alkaline battery

MIKI HISAYUKI

Method for manufacturing group III nitride compound semiconductor light-emitting device, group III nitride compound semiconductor light-emitting device, and lamp

Method for producing group III nitride semiconductor light-emitting device, group III nitride semiconductor light-emitting device, and lamp

Sputtering apparatus and manufacturing method of semiconductor light-emitting element

Deposition method of III group nitride compound semiconductor laminated structure

Group-III nitride compound semiconductor light-emitting device, method of manufacturing group-III nitride compound semiconductor light-emitting device, and lamp

Group III nitride compound semiconductor stacked structure

Sputtering deposition apparatus and backing plate for use in sputtering deposition apparatus

HANAWA KENZO

Group III nitride semiconductor multilayer structure and production method thereof

Group-III nitride semiconductor light-emitting device, method for manufacturing the same, and lamp

Group III nitride semiconductor multilayer structure and production method thereof

Method for manufacturing group III nitride semiconductor, method for manufacturing group III nitride semiconductor light-emitting device, group III nitride semiconductor light-emitting device, and lamp

MITSUI MINING AND SMELTING COM

Fine copper powder and process for producing the same

Unleaded solder powder and production method therefor

NAKAGAWA TAKEO

Sintered composite materials with short metal fibers as matrix

FUJITSU LTD

Slurry containing manganese oxide and a fabrication process of a semiconductor device using such a slurry

MITSUI & MINING COMPANY LTD

Process for preparing cathode active material for lithium secondary battery

IKENOUE YOSHIAKI

Solar cell and process for producing the same