Patents/Inventors

Hiroyuki Sugiyama

KanagawaJP3 patents

4 Patents

US123460602025
Developing Device, Process Cartridge, and Image Forming Apparatus
RICOH COMPANY, Ltd.
0 cites
US121305832024
Image Forming Apparatus and Method for Switching a Continuous Print Mode to an Intermittent Print Mode
RICOH COMPANY, Ltd.
0 cites
US120565562024
Image Forming Device
TOSHIBA TEC KABUSHIKI KAISHA
0 cites
US116244882023
Multi-section LED Light Bar with Driver
Putco, Inc.
0 cites