Inventor

OJIMA MASAKI

JP49 patents

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

OJIMA MASAKI

CANON KK

Charging member, charging device and process cartridge detachably mountable to image forming apparatus

Image forming apparatus that performs image density control

Process cartridge and image forming apparatus on which the process cartridge is mountable

System for correcting a pulse-width-modulated signal in a recording apparatus

Recording apparatus

Electrostatic lasar printer with a short side length of a modulation area formed by pulse width modulation set relative to a detected toner particle size

Image forming apparatus including toner charging member

Dot image data output apparatus

Dot image output apparatus

Developing apparatus generating electric field between developer carrying member and developer layer regulating member

Magnetic toner and image forming method

Developing apparatus that applies voltage to developer layer thickness regulating member

Developing apparatus using elastic blade

Defining member for defining thickness of one-component developer and developing device equipped with it

Process cartridge and image forming apparatus

Image forming apparatus including first and second auxiliary residual developer charging features

Process cartridge and image forming apparatus in which the contact width of a developer charger with an image bearing member is greater than or equal to the sum of the developing width of developing means and the width of movement of the developer charger

Image forming apparatus

Image forming apparatus with fixer temperature control

Image forming apparatus

Image forming apparatus with reciprocating dispersing feature

Developing device comprising a magnetic member

Image forming apparatus with image carrier and sheet feed drive control

Image forming apparatus with fixer temperature control

Image forming apparatus, and modulating method therein

Siphen for correcting a pulse-width modulated signal in a recording apparatus

Process cartridge and image forming apparatus

Process cartridge and image forming apparatus

Process cartridge and image forming apparatus

Process cartridge and image forming apparatus

Cartridge and image forming apparatus

Image forming apparatus comprising contact type charging member

Image forming apparatus with fixer temperature control

Process cartridge and image forming apparatus

Cartridge and image forming apparatus

Cartridge and image forming apparatus

Cartridge and image forming apparatus

Image forming apparatus with charging member cleaning capabilities

Developing apparatus including a cylindrical developer carrying member conveying a magnetic mono-component developer

Electrophotographic image forming apparatus and unit

Charging system, process cartridge and image forming apparatus

Image recording apparatus which sends charasteristic/correction signals whenever new look-up table are selected or a pre-selected number of pages have been printed

Image recording system accommodating various output devices

Images processing apparatus for controlling binarized multi-value image data to convert pulse widths differently in at least two modes

Data processing apparatus

KOJIMA KATSUHIRO

Image forming apparatus with controller controlling an image forming operation

Image forming apparatus and control method of the image forming apparatus

SUMITOMO ELECTRIC INDUSTRIES

Automatic controlling device of burners of a shaft furnace utilizing fuzzy logic

SHINDO KENJI

Cleaning member, cleaning device, process cartridge and image forming apparatus