Inventor

FUKAMI TOSHIYUKI

JP22 patents

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

FUKAMI TOSHIYUKI

MITA INDUSTRIAL CO LTD

Naphthoquinone derivative and electrophotosensitive material using same

Naphthoquinone derivative

Benzidine derivative and electrophotosensitive material using the same

Electrophotographic organic photosensitive material with diphenoquinone derivative

Transfer device in an image-forming apparatus

Image-forming apparatus employing a reversal developing system

Electrophotosensitive material using a phenylenediamine derivative

Electrophotographic photoconductor having a photosensitive layer with charge generating particles and a charge transporting material dispersed in a binder

Organic photosensitive material for electrophotography

Tryptoanthrinimine derivative and electrophotosensitive material using the same

Tryptoanthorine derivative contained in electrophotosensitive material

Electrophotosensitive material

Reversal developing system preventing occurrence of image spots

Image forming apparatus

Electrophotographic photosensitive material

Photosensitive drum and image processing unit

Electrophotographic photosensitive material

Trinitrofluoroenonimine derivative and electrophotosensitive material using the same

PIONEER ENGINEERING CORP

Auto-loading disk player

PIONEER ELECTRICAL CORP

Radio station presetting method for radio receivers

PIONEER ELECTRONIC CORP

Mobile recording-medium playing apparatus

KODAMA SATOSHI

Color-developing compositions and recording material containing same