Inventor

MATSUDA KOHEI

JP41 patents

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

MATSUDA KOHEI

CANON KK

Image forming apparatus and seal retractor

Image forming apparatus switching developing rollers of mounted process cartridges between contact and spaced states and switching the contact position of a feeding belt contactable to drums of the mounted cartridges

Electrophotographic image forming apparatus and process cartridge

Image forming apparatus

Charging device including a contact charging member with silica thereon, process cartridge including a contact charging member, and image forming apparatus including such charging member

Developing apparatus

Remanufacturing method of developer accommodating unit

Image forming apparatus having image bearing member life estimation unit

Image forming apparatus wherein an image forming region and a non-image forming region are charged with different potentials

Image forming apparatus

Image forming apparatus having capacitance detection

Press-bonded sheet manufacturing method, press-bonded sheet manufacturing apparatus, and image forming apparatus

Powder adhesive and bonded article

Electrophotographic developer set comprising toner and powder adhesive, and method for producing bonded product

Electrophotographic developer set comprising toner and powder adhesive, method for producing bonded product, and powder adhesive

Sheet bonding apparatus

Electrophotographic developer set including toner and powder adhesive, and method for producing bonded product

Image forming apparatus with a predetermined potential difference between regions of an image bearing member

Image forming apparatus

Image forming apparatus

Adhesion apparatus for forming image of powder adhesive, and image forming apparatus

Remanufacturing method of developer accommodating unit

Remanufacturing method of developer accommodating unit

Developing device, cartridge and electrophotographic image forming apparatus

Image forming apparatus with developer feeding control

Image forming apparatus

Cleaning unit, cartridge, image forming apparatus

Cleaning unit, cartridge, image forming apparatus

NEC CORP

Complementary type MOS field-effect transistor circuit provided with a gate protection structure of small time constant

Driver circuit for driving liquid-crystal display

Driving device for liquid crystal display with a high yield

HITACHI HIGH TECH CORP

Dimension measuring device, dimension measuring method, and semiconductor manufacturing system

Experiment point recommendation device, experiment point recommendation method, and semiconductor device manufacturing device

MATSUDA KOHEI

Image forming apparatus with controlled developer removal

Image forming apparatus which measures time during which an image carrier contacts a toner carrier

KITAMURA TAKUYA

Image forming apparatus

TAMAGAKI KUNIAKI

Image forming apparatus having waste developer control

MITSUBISHI CHEM CORP

Nitride phosphor and method for producing nitride phosphor

SONY SEMICONDUCTOR SOLUTIONS CORP

Solid state imaging element, imaging device, and solid state imaging element control method

SEKISUI MEDICAL CO LTD

Haemoglobin analysis method for detecting abnormal haemoglobins and/or thalassemia markers

MUKAI TAKASHI

Image forming apparatus having collecting operation for residual toner