Inventor

CHIGONO YASUNORI

JP47 patents

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

CHIGONO YASUNORI

CANON KK

Image forming apparatus having a charging member applying an electric charge through electrically conductive or electroconductive particles to the surface of a photosensitive or image bearing member

Image forming apparatus including plural image forming means and plural recording medium transport passages

Image forming apparatus for making recovery and restoration of toners by electrical conductive member

Image forming apparatus supplying charging accelerating particles to image bearing body in non-image forming

Charging member for holding electrically conductive particles in cells

Charging apparatus for charging a moving member to be charged including an elastic rotatable member carrying electroconductive particles on the surface thereof

Charging device, charging method, process cartridge and image forming apparatus

Charging device, charging method and image forming apparatus

Image forming apparatus

Image forming apparatus which recovers toner by developing device

Image forming apparatus with ink jet and electrophotographic image forming means

Image forming apparatus

Image forming apparatus when a maximum developing bias voltage |V| max and surface potential Vd of a charged image bearing member satisfy: |V| max≦|Vd|

Charging member and image forming apparatus provided with the same

Charging apparatus employing charging particles, and image forming apparatus employing such a charging apparatus

Charging apparatus which stores electrically conductive particles in granule form

Charging method and a charging device for charging a member to be charged by a flexible charging member

Toner

Charging apparatus with first and second charging members

Charging member, charging device and image forming apparatus

Developing apparatus featuring a developer carrying member with an elastic surface layer

Charging member having an elastic foam member including cell portions whose gap ratio is 5% to 50%, charging apparatus, process cartridge, and image forming apparatus having such charging member

Electrifier for charging developer carrying member using charge particles, including charge rotary member and nip forming member having bias polarity the same as developer polarity

Image forming apparatus having a member to be charged, injection charging means having an elastic member for press-contacting the member to be charged, and electroconductive particles between the elastic member and the member to be charged

Charging device, process cartridge and image forming apparatus

Image forming apparatus in which electroconductive particles are supplied to charging means from developing device by way of image bearing member

Developing apparatus having foreign matter accumulating space

Charging member holding charge accelerating particles in a continuous bubble

Charging member, charging device and image forming apparatus wherein deposition of magnetic particles to a member to be charged is effectively prevented

Charging device and image forming apparatus

Image forming apparatus which supplies image bearing member with electrically conductive particles during development

Contact charger having charging performance enhancing particles existing at a contact portion between the contact charger and the member to be charged

Image forming apparatus having a contact-type charger

Charging device and image forming apparatus

Charging apparatus and image forming apparatus

Magnetic charging brush having particular magnetic fields

Contact charger for charging a photosensitive member

Image forming method, image forming apparatus and process cartridge

Developing device, process cartridge and image forming apparatus

Image-forming apparatus having pre-charge exposure device for image carrier

Contact-type charging device having a plurality of projections over the surface of the charging device

Toner and method for producing the same, and two-component type developer

Image heating apparatus controlling relative positions of fixing belt and recording material

Charging apparatus, process cartridge and image forming apparatus having electroconductive particles charged in a nip between a charging member and a member to be charged

Charging apparatus, process cartridge and image forming apparatus

HAGIWARA EMI

Glossiness processing apparatus and image forming apparatus

FUKATSU MAKOTO

Image forming apparatus providing glossiness treatment