Inventor

MARUYAMA AKIRA

JP68 patents

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

MARUYAMA AKIRA

SEIKO EPSON CORP

Semiconductor memory device, semiconductor device, and electronic apparatus using the semiconductor device

Nonvolatile semiconductor system

Nonvolatile semiconductor device to erase with a varying potential difference

Sorting technique for recycle of device units

Bus-line drive circuit and semiconductor storage device comprising the same

Nonvolatile semiconductor storage system

Cartridge recycling information apparatus, corresponding method, and cartridge to be recycled

Ferroelectric memory device with an equalization circuit connected between word voltage supply lines and bit voltage supply lines

Data storage method for semiconductor integrated circuit, semiconductor integrated circuit, semiconductor device equipped with many of the semiconductor integrated circuits, and electronic apparatus using the semiconductor device

Method for supplying reference potential to sense amplifier circuit in semiconductor integrated circuit, semiconductor integrated circuit, semiconductor device equipped with many of the semiconductor integrated circuits, and electronic apparatus using the semiconductor device

Nonvolatile semiconductor system with automatic over erase protection

Non-volatile semiconductor device

Nonvolatile semiconductor system

Nonvolatile semiconductor storage system

Nonvolatile semiconductor storage system

Residual recording material amount detector for laser printer

Ferroelectric memory device

Ferroelectric memory device

Non-volatile semiconductor integrated circuit

Non-volatile semiconductor integrated circuit

Method for controlling re-writing operation for memory cell in semiconductor integrated circuit, semiconductor integrated circuit, semiconductor device equipped with many of the semiconductor integrated circuits, and electronic apparatus using the semiconductor device

Semiconductor device and electronic apparatus

Positioning system, positioning apparatus, positioning information providing apparatus, positioning method, control program for positioning system, and computer readable recording medium having recorded therein control program for positioning system

Image forming apparatus, image forming system, and computer-readable storage medium

Image forming apparatus and image forming system

PALOMA KOGYO KK

Absorption cooling apparatus

Absorption-type air conditioning apparatus having fin tube absorption liquid regenerators

Absorption cooling apparatus

Absorption refrigerator

Absorption liquid spreading structure for interior of absorption chamber in air conditioner

MITSUBISHI CHEM IND

Thieno[3,2-b]pyridine derivatives

Cinnoline-3-carboxylic acid derivatives

Arginine derivatives and pharmaceutically acceptable acid addition salts thereof

FUJIFILM CORP

Circularly polarizing plate and bendable display device

Optical film

Optical film comprising a stretched resin film and a liquid crystal layer including a polyfunctional compound having two or more polymerizable groups in one molecule, circularly polarizing plate, and image display apparatus

NIPPON DENGYO KOSAKU KK

Structure, antenna structure, and radio wave shielding structure including transparent conductor

Structure, antenna structure, radio wave shielding structure, and touch panel including mesh-like transparent conductor

Antenna structure

FUJITSU LTD

Testing apparatus for transmission system

Apparatus and methods for testing transmission equipment and a self-test method

MITSUBISHI CHEM CORP

Cinnoline-3-carboxylic acid derivatives

Crystals of 5-[{6-(2-fluorobenzyl)oxy-2-naphthyl}methyl]-2,4-thiazolidinedione

KONISHIROKU PHOTO IND

Photomask material

Photomask blank provided with a transparent electro-conductive layer

ASMO CO LTD

Washer nozzle and washer apparatus

NISSAN MOTOR

Method of producing metal band of metal belt for belt-type continuously variable transmission

SUMITOMO METAL IND

Steel sheet dip-plated with a Zn-Al alloy and process for the manufacture thereof

HARMONIC DRIVE SYSTEMS

Strain wave gearing

NGK INSULATORS LTD

Ceramic shaped body-positioning system