Patents/Inventors

Hiroshi Yoshinaga

ChibaJP21 patents

22 Patents

US125608792026
Image Forming Apparatus
RICOH COMPANY, Ltd.
0 cites
US125411632026
Heating Device, Fixing Device, and Image Forming Apparatus
RICOH COMPANY, Ltd.
0 cites
US125299842026
Heating Device, Fixing Device, and Image Forming Apparatus
RICOH COMPANY, Ltd.
0 cites
US124667642025
Low Melting Point Tin Phosphate-based Glass Frit
YEK Glass Co., Ltd.
0 cites
US124614732025
Heating Device, Fixing Device, and Image Forming Apparatus
RICOH COMPANY, Ltd.
0 cites
US124227662025
Fixing Device and Image Forming Apparatus Incorporating Same
RICOH COMPANY, Ltd.
0 cites
US123931412025
Fixing Device and Image Forming Apparatus
Ricoh Company, Ltd.
0 cites
US123531502025
Fixing Device and Image Forming Apparatus
RICOH COMPANY, Ltd.
0 cites
US121971502025
Fixing Device and Image Forming Apparatus Incorporating the Same
RICOH COMPANY, Ltd.
0 cites
US121971512025
Heating Device, Fixing Device, and Image Forming Apparatus
RICOH COMPANY, Ltd.
0 cites
US121971552025
Heating Device, Fixing Device, and Image Forming Apparatus with Heat Shield Including First Portion and Second Portion
RICOH COMPANY, Ltd.
0 cites
US121355172024
Heating Device, Nip Forming Device, and Image Forming Apparatus
Ricoh Company, Ltd.
0 cites
US121241942024
Heating Device, Fixing Device, and Image Forming Apparatus
Ricoh Company, Ltd.
0 cites
US121241972024
Heating Device, Fixing Device, and Image Forming Apparatus Including Lubricant and Reflector
Ricoh Company, Ltd.
0 cites
US121177682024
Image Forming Apparatus Including a Filter for Collect Foreign Substances in Air Sucked Into at Least One Intake
Ricoh Company, Ltd.
0 cites
US120726512024
Heating Device, Fixing Device, and Image Forming Apparatus
RICOH COMPANY, Ltd.
0 cites
US120726662024
Sheet Conveying Device, Fixing Device, and Image Forming Apparatus
RICOH COMPANY, Ltd.
0 cites
US120136522024
Heating Device, Fixing Device, and Image Forming Apparatus Including a Rotator Holder and Reflector
Ricoh Company, Ltd.
0 cites
US119590392024
Heating Device Configured to Limit a Temperature Rise of a Lubricant, Fixing Device, and Image Forming Apparatus
Ricoh Company, Ltd.
0 cites
US118031432023
Nip Formation Pad, Heating Device, Fixing Device, and Image Forming Apparatus
RICOH COMPANY, Ltd.
0 cites
US117668772023
Conveyance Device, Liquid Discharge Apparatus, and Post-processing Apparatus
RICOH COMPANY, Ltd.
0 cites
US116812502023
Nip Former, Fixing Device, and Image Forming Apparatus
RICOH COMPANY, Ltd.
0 cites