Inventor

TSUJINO SADAYUKI

JP2 patents

Patents

2 patents

US11567429B2Jan 31, 2023

Developing device and image forming apparatus with separately driven elements

FUJIFILM BUSINESS INNOVATION CORP0 citations59

US11567430B2Jan 31, 2023

Developing device having a partition member and image forming apparatus

FUJIFILM BUSINESS INNOVATION CORP0 citations59