Inventor

SAKURAI MASATOSHI

JP119 patents

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

SAKURAI MASATOSHI

TOSHIBA KK

Recording medium including patterned tracks and isolation regions

Magnetic recording medium having a patterned soft magnetic layer

Nano-imprinting method, magnetic printing method and recording medium

Photovoltaic conversion element and a dye-sensitizing photovoltaic cell

Magnetic recording medium, method of manufacturing the same, and magnetic recording/reproduction apparatus

Magnetic recording media and magnetic recording and reproducing apparatus

Method of manufacturing recording medium

Electronic Device and method of manufacturing the same

Magnetic recording media, method of manufacturing the same and magnetic recording apparatus

Patterned medium with magnetic pattern depth relationship

Magnetic recording medium with thicker protective film in edge areas and magnetic recording apparatus using the medium

Magnetic recording media and magnetic recording device

Substrate for magnetic recording medium, magnetic recording medium, and magnetic recording apparatus

Stamper for magnetic recording media, method of manufacturing magnetic recording media using the same, and method of manufacturing stamper for magnetic recording media

Method for producing magnetic recording medium

Method for manufacturing a magnetic recording medium utilizing first and second imprint stampers

Recording medium, method of manufacturing recording medium and recording apparatus

Recording medium, recording-medium management method, and recording-medium management system

Magnetic recording medium, method of fabricating the same, and magnetic recording apparatus

Method for manufacturing substrate for discrete track recording media and method for manufacturing discrete track recording media

Transmission stacked photodetector

Photodetector and photodetecting system capable of detecting information about the two-dimensional intensity distribution and wavelength distribution of incident light

Pressure sensor, microphone, and acoustic processing system

Ultraviolet-curing resin material for pattern transfer and magnetic recording medium manufacturing method using the same

Method of manufacturing magnetic recording medium and magnetic recording medium

Method of manufacturing magnetic recording medium

Method of manufacturing magnetic recording medium

Method of manufacturing magnetic recording medium and magnetic recording medium

Method of manufacturing magnetic recording medium

Magnetic recording medium, method of fabricating the same, and magnetic recording apparatus

Method of manufacturing magnetic recording medium

Method of manufacturing magnetic recording medium

Method of manufacturing stamper

Substrate for magnetic recording medium, magnetic recording medium, and magnetic recording and reproducing apparatus

OSG CORP

Hard multilayer coated tool having increased toughness

Hard multilayer coating, and hard multilayer coated tool including the hard multilayer coating

Method of smoothing diamond coating, and method of manufacturing diamond-coated body

Process of manufacturing a coated body

PROMIDENT MANUFACTURING LIMITE

Dental handpiece

Disposable dental prophy angle handpiece

Dental handpiece

SAKURAI MASATOSHI

Magnetic recording medium

Method of manufacturing magnetic recording medium

Magnetic recording medium formatted with ROM and RAM regions

PENTAX IND INSTR CO LTD

Surveying apparatus

KYOWAIRIKA CO LTD

UV-sterilizer for a dental implement such as a reamer and drill

KIMURA KAORI

Method of manufacturing magnetic recording medium

ITAKURA AKIHIRO

Magnetic recording device, magnetic recording method, and magnetic storage medium

MORITA KAZUYO

Ultraviolet-curable resin material for pattern transfer and magnetic recording medium manufacturing method using the same

TAKARA CO LTD

Simulated novelty container capable of movement