Inventor

MARUYAMA KOJI

JP74 patents

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

MARUYAMA KOJI

TOSHIBA KK

Information recording medium, method for recording information, and method for reproduction information

Information recording medium, method for recording information, and method for reproduction information

Memory card apparatus using EEPROMS for storing data and an interface buffer for buffering data transfer between the EEPROMS and an external device

Information recording medium, method for recording information, and method for reproduction information

Multi-body multi-purpose information processing apparatus

EEPROM memory card device having defect relieving means

Memory card apparatus including a link table for managing the correspondency between the recorded contents in the memory card and that in the link table

Information playback apparatus and information playback method with use of vendor ID comparison

Information recording medium, method for recording information, and method for reproduction information

Information recording medium, method for recording information, and method for reproduction information

Information recording medium, method for recording information, and method for reproduction information

Information recording medium, method for recording information, and method for reproduction information

Information recording medium, method for recording information, and method for reproduction information

Information recording medium, method for recording information, and method for reproduction information

Memory card device

Information recording medium, method for recording information, and method for reproduction information

TOKYO ELECTRON LTD

Plasma processing method and plasma processing apparatus

Control method and plasma processing apparatus

Control method and plasma processing apparatus

Plasma etching method and apparatus therefor

Plasma etching method and plasma etching apparatus

Control method and plasma processing apparatus

Control method and plasma processing apparatus

Plasma processing apparatus and plasma processing method

Manufacturing method for membrane member

Plasma processing method and plasma processing apparatus

CASIO COMPUTER CO LTD

Image forming apparatus having a control means for effecting control of a preliminary processing of image formation

Image reproduction apparatus

Printer for electronic computer

TOKYO ELECTRON AT LTD

Method and apparatus for plasma processing

Plasma processing apparatus and plasma processing method

DENSO CORP

Impeller and turbine type fuel pump

Fuel supply device and method for mounting and demounting fuel supply device

FUJI ELECTRIC CO LTD

Three-level power converter

Three-level inverter employing a bidirectional switch, and modular structure therefor

FUJITSU LTD

Highly efficient multiplexing system

FUJI XEROX CO LTD

Optical scanning device and image forming apparatus that restrains color aberrations

MITSUBISHI ELECTRIC CORP

Navigation apparatus and method for a vehicle for displaying positional information of the same

KUREHA CHEMICAL IND CO LTD

Carbonaceous electrode material for secondary battery

NITTO DENKO CORP

Preparation for transdermal drug administration

SHIMIZU NOBURU

Processing end point detection method, polishing method, and polishing apparatus

MARUWA CERAMIC CO LTD

Ceramic sliding member having pyrolytic carbon film and process of fabricating the same

KANAI HIROSHI

Inkjet printer

MARUYAMA KOJI

Data reproduction apparatus and data reproduction control method

OCTEC INC

Semiconductor device and method of manufacturing the same

SONY CORP

Matching device for a microstrip antenna

OLYMPUS OPTICAL CO

Optical record medium reading apparatus having a de-focussed light beam projected on an optical record medium

HINO MOTORS LTD

Mixing structure

TOKAI RYOKAKU TETSUDO KK

Power supply device

MIMAKI ENG KK

Housing of damper mechanism for ink jet printer