Inventor

SHINKAI MASARU

JP42 patents

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

SHINKAI MASARU

RICOH KK

Optical device substrate film-formation apparatus, optical disk substrate film-formation method, substrate holder manufacture method, substrate holder, optical disk and a phase-change recording type of optical disk

Electron emission element for use in a display device

Apparatus for removing image forming substance from image holding member

Apparatus for removing image forming substance from sheet and sheet processing apparatus

Multilayer phase-change information recording medium, and method for recording and reproducing using the same

Phase-change information recording medium, manufacturing method for the same, sputtering target, method for using the phase-change information recording medium and optical recording apparatus

Phase change type optical recording medium and recording method therefor

Phase-change optical recording medium

Apparatus for removing image forming substance from image holding member

Optical recording medium, process for manufacturing the same, sputtering target for manufacturing the same, and optical recording process using the same

Method of and an apparatus for removing image forming substance from an image supporting body

Method and apparatus for removing image forming substance from image holding member

Method and apparatus for removing image forming substance from image holding member

Method of and an apparatus for removing image forming substance from an image supporting body

Optical recording medium, multi-layered optical recording medium, and optical recording method and recording apparatus using the same

Optical recording medium and process for producing the same, sputtering target, using process of optical recording medium, and optical recording apparatus

Method for identifying double-layer disc and optical disc apparatus

Optical information recording medium, and recording and reproducing apparatus of the same

Phase change information recording medium having multiple layers and recording and playback method for the medium

Optical device substrate film-formation apparatus, optical disk substrate film-formation method, substrate holder manufacture method, substrate holder, optical disk and a phase-change recording type of optical disk

Optical information recording medium and method for producing the same

Optical information recording medium

Optical recording medium, and, method for manufacturing the same, and method and apparatus for optical recording and reproducing thereof

RICOH CO LTD

Two-layered optical recording medium

Phase-change type optical recording medium and reproduction method and apparatus for such a recording medium

Optical disk, recording method, recording medium, and optical disk unit, for recording information on multilayer optical disk

Power determining method, single-sided multilayer optical disk, recording method, computer program product, computer-readable medium, and optical disk apparatus

Optical recording medium, and method and apparatus for optical recording and reproducing thereof

MIZUKAMI SATOSHI

Electromechanical transducing device and manufacturing method thereof, and liquid droplet discharging head and liquid droplet discharging apparatus

Electromechanical conversion element, liquid drop ejection head, liquid drop ejection device, and image forming apparatus

Electromechanical transducer element, droplet discharge head, and droplet discharge device

SHINKAI MASARU

PZT-film laminated structure, liquid discharge head, liquid discharge device, liquid discharge apparatus, and method of making PZT-film laminated structure

Electromechanical transducer element, liquid discharge head, liquid discharge device, and liquid discharge apparatus

Piezoelectric thin film element, inkjet recording head, and inkjet image-forming apparatus

MITSUBISHI ELECTRIC CORP

Wire cut electrical discharge machining apparatus with electric feeders in a tubular guide

Wire electrical discharge machining apparatus

Wire electrode type electric discharge machining device with preventable application of external force to its lower arm

SEKIGUCHI HIROYOSHI

Multi-layered phase-change optical recording medium

Multilayer optical recording medium and optical recording method

ISHIMORI MASAHIRO

Electromechanical conversion element, manufacturing method thereof, piezoelectric type actuator, liquid droplet jetting head, and inkjet recording apparatus

Piezoelectric thin film element and method of manufacturing the same, droplet discharge head and inkjet recording device using the piezoelectric thin film element

AOYAMA TSUTOH

Electromechanical transducer, droplet ejection head, and method for manufacturing electromechanical transducer