Naoki MATSUDA

Person

Kanagawa, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Image forming apparatus
- Patent number 12,222,671
- Issue date Feb 11, 2025
- Ricoh Company, Ltd.
- Hiroaki Nieda
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
Drive device, image forming apparatus, rotary body support device,...
- Patent number 12,140,205
- Issue date Nov 12, 2024
- Ricoh Company, Ltd.
- Naoki Matsuda
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Drive device and image forming apparatus incorporating the drive de...
- Patent number 11,982,971
- Issue date May 14, 2024
- Ricoh Company, Ltd.
- Naoki Matsuda
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Sound absorber, electronic device with sound absorbing device, and...
- Patent number 11,495,203
- Issue date Nov 8, 2022
- Ricoh Company, Ltd.
- Masahiro Ishida
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Housing, electronic device with housing, and image forming apparatu...
- Patent number 11,169,482
- Issue date Nov 9, 2021
- Ricoh Company, Ltd.
- Masahiro Ishida
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Cabinet structure, electronic equipment, and image forming apparatus
- Patent number 10,948,867
- Issue date Mar 16, 2021
- Ricoh Company, Limited
- Naoki Matsuda
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Sound absorbing device, electronic device, and image forming apparatus
- Patent number 10,943,575
- Issue date Mar 9, 2021
- Ricoh Company, Limited
- Masahiro Ishida
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Stirring device with a lubricating layer, toner container, waste to...
- Patent number 10,877,399
- Issue date Dec 29, 2020
- Ricoh Company, Ltd.
- Naoki Matsuda
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Sound absorbing device, electronic device, and image forming apparatus
- Patent number 10,720,134
- Issue date Jul 21, 2020
- Ricoh Company, Limited
- Masahiro Ishida
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Sound absorber, electronic device with sound absorbing device, and...
- Patent number 10,540,953
- Issue date Jan 21, 2020
- Ricoh Company, Ltd.
- Masahiro Ishida
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Cabinet structure, electronic equipment, and image forming apparatus
- Patent number 10,539,919
- Issue date Jan 21, 2020
- Ricoh Company, Limited
- Naoki Matsuda
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Drive transmitter and image forming apparatus incorporating the dri...
- Patent number 10,480,638
- Issue date Nov 19, 2019
- Ricoh Company, Ltd.
- Masahiro Ishida
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Drive device and image forming apparatus incorporating the drive de...
- Patent number 10,474,091
- Issue date Nov 12, 2019
- Ricoh Company, Ltd.
- Masahiro Ishida
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Housing, electronic device with housing, and image forming apparatu...
- Patent number 10,444,695
- Issue date Oct 15, 2019
- Ricoh Company, Ltd.
- Masahiro Ishida
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Drive device and image forming apparatus incorporating the drive de...
- Patent number 10,365,603
- Issue date Jul 30, 2019
- Ricoh Company, Ltd.
- Masahiro Ishida
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Sound absorbing device, electronic device, and image forming apparatus
- Patent number 10,332,500
- Issue date Jun 25, 2019
- Ricoh Company, Limited
- Masahiro Ishida
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Cabinet structure, electronic equipment, and image forming apparatus
- Patent number 10,331,074
- Issue date Jun 25, 2019
- Ricoh Company, Limited
- Naoki Matsuda
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Drive transmitter and image forming apparatus incorporating the dri...
- Patent number 10,253,846
- Issue date Apr 9, 2019
- Ricoh Company, Ltd.
- Narumi Sugita
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Driving device and image forming apparatus including same
- Patent number 10,257,369
- Issue date Apr 9, 2019
- Ricoh Company, Ltd.
- Masahiro Ishida
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Drive transmission unit and image forming apparatus incorporating same
- Patent number 10,203,646
- Issue date Feb 12, 2019
- Ricoh Company, Ltd.
- Masahiro Ishida
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Device and image forming apparatus
- Patent number 10,204,613
- Issue date Feb 12, 2019
- Ricoh Company, Ltd.
- Masahiro Ishida
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Housing structure, electronic apparatus, and image forming apparatus
- Patent number 10,175,635
- Issue date Jan 8, 2019
- Ricoh Company, Ltd.
- Masahiro Ishida
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Cabinet structure, electronic equipment, and image forming apparatus
- Patent number 10,146,172
- Issue date Dec 4, 2018
- Ricoh Company, Limited
- Naoki Matsuda
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Drive transmitter and image forming apparatus incorporating the dri...
- Patent number 10,132,402
- Issue date Nov 20, 2018
- Ricoh Company, Ltd.
- Masahiro Ishida
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Drive device and image forming apparatus incorporating the drive de...
- Patent number 10,120,328
- Issue date Nov 6, 2018
- Ricoh Company, Ltd.
- Masahiro Ishida
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Acoustic device and electronic device and image forming apparatus i...
- Patent number 10,088,796
- Issue date Oct 2, 2018
- Ricoh Company, Ltd.
- Masahiro Ishida
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Drive transmitter and image forming apparatus incorporating the dri...
- Patent number 10,082,192
- Issue date Sep 25, 2018
- Ricoh Company, Ltd.
- Narumi Sugita
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Image forming apparatus
- Patent number 10,025,252
- Issue date Jul 17, 2018
- Ricoh Company, Ltd.
- Naoki Matsuda
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Drive device and image forming apparatus incorporating the drive de...
- Patent number 10,012,942
- Issue date Jul 3, 2018
- Ricoh Company, Ltd.
- Masahiro Ishida
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Drive device, image forming apparatus, and grease composition
- Patent number 9,982,213
- Issue date May 29, 2018
- Ricoh Company, Limited
- Toshiyuki Kabata
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Patents Applicationslast 30 patents

Information Patent Application
IMAGE FORMING APPARATUS
- Publication number 20240241474
- Publication date Jul 18, 2024
- Hiroaki NIEDA
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Application
IMAGE FORMING APPARATUS
- Publication number 20240176284
- Publication date May 30, 2024
- Naoki MATSUDA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
IMAGE FORMING APPARATUS
- Publication number 20240171690
- Publication date May 23, 2024
- Ryuta KANEDA
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
IMAGE FORMING APPARATUS
- Publication number 20240160125
- Publication date May 16, 2024
- Tatsuya SUZUKI
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
DRIVE DEVICE AND IMAGE FORMING APPARATUS INCORPORATING THE DRIVE DE...
- Publication number 20230244172
- Publication date Aug 3, 2023
- RICOH COMPANY, LTD.
- Naoki Matsuda
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
HOUSING, ELECTRONIC DEVICE WITH HOUSING, AND IMAGE FORMING APPARATU...
- Publication number 20210109476
- Publication date Apr 15, 2021
- RICOH COMPANY, LTD.
- Masahiro ISHIDA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
DRIVE DEVICE, IMAGE FORMING APPARATUS, ROTARY BODY SUPPORT DEVICE,...
- Publication number 20210033171
- Publication date Feb 4, 2021
- RICOH COMPANY, LTD.
- Naoki MATSUDA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
SOUND ABSORBING DEVICE, ELECTRONIC DEVICE, AND IMAGE FORMING APPARATUS
- Publication number 20200286458
- Publication date Sep 10, 2020
- RICOH COMPANY, LTD.
- Masahiro Ishida
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Application
STIRRING DEVICE, TONER CONTAINER, WASTE TONER RECEPTACLE, AND IMAGE...
- Publication number 20200125006
- Publication date Apr 23, 2020
- RICOH COMPANY, LTD.
- Naoki MATSUDA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
RESIN SHEET, SHEET CONVEYING DEVICE, AND IMAGE FORMING APPARATUS
- Publication number 20200125022
- Publication date Apr 23, 2020
- RICOH COMPANY, LTD.
- Naoki Matsuda
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Application
CABINET STRUCTURE, ELECTRONIC EQUIPMENT, AND IMAGE FORMING APPARATUS
- Publication number 20200117134
- Publication date Apr 16, 2020
- RICOH COMPANY, LTD.
- Naoki MATSUDA
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Application
SOUND ABSORBER, ELECTRONIC DEVICE WITH SOUND ABSORBING DEVICE, AND...
- Publication number 20200105237
- Publication date Apr 2, 2020
- RICOH COMPANY, LTD.
- Masahiro ISHIDA
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Application
HOUSING, ELECTRONIC DEVICE WITH HOUSING, AND IMAGE FORMING APPARATU...
- Publication number 20190384218
- Publication date Dec 19, 2019
- Ricoh Company,Ltd.
- Masahiro ISHIDA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
CABINET STRUCTURE, ELECTRONIC EQUIPMENT, AND IMAGE FORMING APPARATUS
- Publication number 20190278214
- Publication date Sep 12, 2019
- RICOH COMPANY, LTD.
- Naoki MATSUDA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
SOUND ABSORBING DEVICE, ELECTRONIC DEVICE, AND IMAGE FORMING APPARATUS
- Publication number 20190272811
- Publication date Sep 5, 2019
- RICOH COMPANY, LTD.
- Masahiro Ishida
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Application
CABINET STRUCTURE, ELECTRONIC EQUIPMENT, AND IMAGE FORMING APPARATUS
- Publication number 20190064727
- Publication date Feb 28, 2019
- RICOH COMPANY , LTD.
- Naoki MATSUDA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
DRIVE DEVICE AND IMAGE FORMING APPARATUS INCORPORATING THE DRIVE DE...
- Publication number 20190018361
- Publication date Jan 17, 2019
- RICOH COMPANY, LTD.
- Masahiro ISHIDA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
DRIVE TRANSMITTER AND IMAGE FORMING APPARATUS INCORPORATING THE DRI...
- Publication number 20190011038
- Publication date Jan 10, 2019
- RICOH COMPANY, LTD.
- Masahiro ISHIDA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
DRIVE TRANSMITTER AND IMAGE FORMING APPARATUS INCORPORATING THE DRI...
- Publication number 20180347667
- Publication date Dec 6, 2018
- RICOH COMPANY, LTD.
- Narumi SUGITA
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
DRIVE DEVICE AND IMAGE FORMING APPARATUS INCORPORATING THE DRIVE DE...
- Publication number 20180284685
- Publication date Oct 4, 2018
- RICOH COMPANY, LTD.
- Masahiro ISHIDA
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
DRIVE DEVICE, IMAGE FORMING APPARATUS, AND GREASE COMPOSITION
- Publication number 20180237723
- Publication date Aug 23, 2018
- RICOH COMPANY, LTD.
- Toshiyuki KABATA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
SOUND ABSORBING DEVICE, ELECTRONIC DEVICE, AND IMAGE FORMING APPARATUS
- Publication number 20180197522
- Publication date Jul 12, 2018
- RICOH COMPANY, LTD.
- Masahiro Ishida
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
IMAGE FORMING APPARATUS
- Publication number 20180150017
- Publication date May 31, 2018
- RICOH COMPANY, LTD.
- Naoki MATSUDA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
HOUSING STRUCTURE, ELECTRONIC APPARATUS, AND IMAGE FORMING APPARATUS
- Publication number 20180101123
- Publication date Apr 12, 2018
- RICOH COMPANY, LTD.
- Masahiro ISHIDA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
DRIVE TRANSMISSION UNIT AND IMAGE FORMING APPARATUS INCORPORATING SAME
- Publication number 20180101120
- Publication date Apr 12, 2018
- RICOH COMPANY, LTD.
- Masahiro ISHIDA
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information Patent Application
CABINET STRUCTURE, ELECTRONIC EQUIPMENT, AND IMAGE FORMING APPARATUS
- Publication number 20180047377
- Publication date Feb 15, 2018
- RICOH COMPANY, LTD.
- Naoki MATSUDA
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Application
DEVICE AND IMAGE FORMING APPARATUS
- Publication number 20170330546
- Publication date Nov 16, 2017
- RICOH COMPANY, LTD.
- Masahiro ISHIDA
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Application
HOUSING, ELECTRONIC DEVICE WITH HOUSING, AND IMAGE FORMING APPARATU...
- Publication number 20170219990
- Publication date Aug 3, 2017
- RICOH COMPANY, LTD.
- Masahiro ISHIDA
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Application
SOUND ABSORBER, ELECTRONIC DEVICE WITH SOUND ABSORBING DEVICE, AND...
- Publication number 20170221469
- Publication date Aug 3, 2017
- RICOH COMPANY, LTD.
- Masahiro ISHIDA
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Application
CABINET STRUCTURE, ELECTRONIC EQUIPMENT, AND IMAGE FORMING APPARATUS
- Publication number 20170178614
- Publication date Jun 22, 2017
- RICOH COMPANY, LTD.
- Naoki MATSUDA
- G10 - MUSICAL INSTRUMENTS ACOUSTICS

Naoki MATSUDA

Person

Patents Grantslast 30 patents

Image forming apparatus

Drive device, image forming apparatus, rotary body support device,...

Drive device and image forming apparatus incorporating the drive de...

Sound absorber, electronic device with sound absorbing device, and...

Housing, electronic device with housing, and image forming apparatu...

Cabinet structure, electronic equipment, and image forming apparatus

Sound absorbing device, electronic device, and image forming apparatus

Stirring device with a lubricating layer, toner container, waste to...

Sound absorbing device, electronic device, and image forming apparatus

Sound absorber, electronic device with sound absorbing device, and...

Cabinet structure, electronic equipment, and image forming apparatus

Drive transmitter and image forming apparatus incorporating the dri...

Drive device and image forming apparatus incorporating the drive de...

Housing, electronic device with housing, and image forming apparatu...

Drive device and image forming apparatus incorporating the drive de...

Sound absorbing device, electronic device, and image forming apparatus

Cabinet structure, electronic equipment, and image forming apparatus

Drive transmitter and image forming apparatus incorporating the dri...

Driving device and image forming apparatus including same

Drive transmission unit and image forming apparatus incorporating same

Device and image forming apparatus

Housing structure, electronic apparatus, and image forming apparatus

Cabinet structure, electronic equipment, and image forming apparatus

Drive transmitter and image forming apparatus incorporating the dri...

Drive device and image forming apparatus incorporating the drive de...

Acoustic device and electronic device and image forming apparatus i...

Drive transmitter and image forming apparatus incorporating the dri...

Image forming apparatus

Drive device and image forming apparatus incorporating the drive de...

Drive device, image forming apparatus, and grease composition

Patents Applicationslast 30 patents

IMAGE FORMING APPARATUS

IMAGE FORMING APPARATUS

IMAGE FORMING APPARATUS

IMAGE FORMING APPARATUS

DRIVE DEVICE AND IMAGE FORMING APPARATUS INCORPORATING THE DRIVE DE...

HOUSING, ELECTRONIC DEVICE WITH HOUSING, AND IMAGE FORMING APPARATU...

DRIVE DEVICE, IMAGE FORMING APPARATUS, ROTARY BODY SUPPORT DEVICE,...

SOUND ABSORBING DEVICE, ELECTRONIC DEVICE, AND IMAGE FORMING APPARATUS

STIRRING DEVICE, TONER CONTAINER, WASTE TONER RECEPTACLE, AND IMAGE...

RESIN SHEET, SHEET CONVEYING DEVICE, AND IMAGE FORMING APPARATUS

CABINET STRUCTURE, ELECTRONIC EQUIPMENT, AND IMAGE FORMING APPARATUS

SOUND ABSORBER, ELECTRONIC DEVICE WITH SOUND ABSORBING DEVICE, AND...

HOUSING, ELECTRONIC DEVICE WITH HOUSING, AND IMAGE FORMING APPARATU...

CABINET STRUCTURE, ELECTRONIC EQUIPMENT, AND IMAGE FORMING APPARATUS

SOUND ABSORBING DEVICE, ELECTRONIC DEVICE, AND IMAGE FORMING APPARATUS

CABINET STRUCTURE, ELECTRONIC EQUIPMENT, AND IMAGE FORMING APPARATUS

DRIVE DEVICE AND IMAGE FORMING APPARATUS INCORPORATING THE DRIVE DE...

DRIVE TRANSMITTER AND IMAGE FORMING APPARATUS INCORPORATING THE DRI...

DRIVE TRANSMITTER AND IMAGE FORMING APPARATUS INCORPORATING THE DRI...

DRIVE DEVICE AND IMAGE FORMING APPARATUS INCORPORATING THE DRIVE DE...

DRIVE DEVICE, IMAGE FORMING APPARATUS, AND GREASE COMPOSITION

SOUND ABSORBING DEVICE, ELECTRONIC DEVICE, AND IMAGE FORMING APPARATUS

IMAGE FORMING APPARATUS

HOUSING STRUCTURE, ELECTRONIC APPARATUS, AND IMAGE FORMING APPARATUS

DRIVE TRANSMISSION UNIT AND IMAGE FORMING APPARATUS INCORPORATING SAME

CABINET STRUCTURE, ELECTRONIC EQUIPMENT, AND IMAGE FORMING APPARATUS

DEVICE AND IMAGE FORMING APPARATUS

HOUSING, ELECTRONIC DEVICE WITH HOUSING, AND IMAGE FORMING APPARATU...

SOUND ABSORBER, ELECTRONIC DEVICE WITH SOUND ABSORBING DEVICE, AND...

CABINET STRUCTURE, ELECTRONIC EQUIPMENT, AND IMAGE FORMING APPARATUS