Ruki Midorikawa

Person

Kanagawa, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Sheet laminator, image forming apparatus, and image forming system
- Patent number 11,926,133
- Issue date Mar 12, 2024
- Ricoh Company, Ltd.
- Shinya Monma
- B32 - LAYERED PRODUCTS
Information Patent Grant
Sheet laminator, image forming apparatus, and sheet laminating method
- Patent number 11,886,143
- Issue date Jan 30, 2024
- Ricoh Company, Ltd.
- Keisuke Sugiyama
- B32 - LAYERED PRODUCTS
Information Patent Grant
Sheet stacking device and image forming apparatus incorporating the...
- Patent number 11,753,266
- Issue date Sep 12, 2023
- Ricoh Company, Ltd.
- Ruki Midorikawa
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Sheet conveying device and image forming apparatus incorporating th...
- Patent number 11,599,053
- Issue date Mar 7, 2023
- Ricoh Company, Ltd.
- Ruki Midorikawa
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Engagement part, cooling device, and image forming apparatus
- Patent number 11,353,825
- Issue date Jun 7, 2022
- Ricoh Company, Ltd.
- Ruki Midorikawa
- F24 - HEATING RANGES VENTILATING
Information Patent Grant
Wiring holder and image forming apparatus including wiring holder
- Patent number 11,269,285
- Issue date Mar 8, 2022
- Ricoh Company, Ltd.
- Ruki Midorikawa
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Sheet stacking device and image forming apparatus incorporating the...
- Patent number 10,906,765
- Issue date Feb 2, 2021
- Ricoh Company, Ltd.
- Ruki Midorikawa
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Cooling device configured to cool a sheet and a sheet conveying rol...
- Patent number 10,866,544
- Issue date Dec 15, 2020
- Ricoh Company, Ltd.
- Ruki Midorikawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Cooling device and image forming apparatus
- Patent number 10,534,315
- Issue date Jan 14, 2020
- Ricoh Company, Ltd.
- Ruki Midorikawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus, foreign object detecting system, and metho...
- Patent number 10,078,301
- Issue date Sep 18, 2018
- Ricoh Company, Ltd.
- Ruki Midorikawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus, foreign object detecting system, and metho...
- Patent number 10,048,628
- Issue date Aug 14, 2018
- Ricoh Company, Ltd.
- Ruki Midorikawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Patents Applicationslast 30 patents

Information Patent Application
SHEET PROCESSING SYSTEM
- Publication number 20240253341
- Publication date Aug 1, 2024
- RICOH COMPANY, LTD.
- Kazuki SHIMODATE
- B32 - LAYERED PRODUCTS
Information Patent Application
SHEET SEPARATION DEVICE AND LAMINATING SYSTEM
- Publication number 20240246329
- Publication date Jul 25, 2024
- RICOH COMPANY, LTD.
- Naoki TAKAI
- B32 - LAYERED PRODUCTS
Information Patent Application
LAMINATION PROCESSING SYSTEM
- Publication number 20240239092
- Publication date Jul 18, 2024
- RICOH COMPANY, LTD.
- Yosuke SAITO
- B32 - LAYERED PRODUCTS
Information Patent Application
LAMINATING SYSTEM
- Publication number 20240190121
- Publication date Jun 13, 2024
- RICOH COMPANY, LTD.
- Ruki MIDORIKAWA
- B32 - LAYERED PRODUCTS
Information Patent Application
SHEET LAMINATOR, IMAGE FORMING APPARATUS, AND SHEET LAMINATING METHOD
- Publication number 20230221672
- Publication date Jul 13, 2023
- RICOH COMPANY, LTD.
- Keisuke SUGIYAMA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
SHEET SEPARATION DEVICE, SHEET LAMINATOR, IMAGE FORMING APPARATUS,...
- Publication number 20230202780
- Publication date Jun 29, 2023
- RICOH COMPANY, LTD.
- Wataru TAKAHASHI
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Application
SHEET STACKER, SHEET LAMINATOR, IMAGE FORMING APPARATUS, AND IMAGE...
- Publication number 20230202790
- Publication date Jun 29, 2023
- RICOH COMPANY, LTD.
- Sho ASANO
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Application
SHEET LAMINATOR, IMAGE FORMING APPARATUS, AND IMAGE FORMING SYSTEM
- Publication number 20230202159
- Publication date Jun 29, 2023
- RICOH COMPANY, LTD.
- Shinya MONMA
- B32 - LAYERED PRODUCTS
Information Patent Application
LIQUID DISCHARGE APPARATUS AND LIQUID FILLING METHOD
- Publication number 20220274405
- Publication date Sep 1, 2022
- Ruki MIDORIKAWA
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
WIRING HOLDER AND IMAGE FORMING APPARATUS INCLUDING WIRING HOLDER
- Publication number 20210255577
- Publication date Aug 19, 2021
- RICOH COMPANY, LTD.
- Ruki MIDORIKAWA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
PART, COOLING DEVICE, AND IMAGE FORMING APPARATUS
- Publication number 20210149336
- Publication date May 20, 2021
- RICOH COMPANY, LTD.
- Ruki MIDORIKAWA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
SHEET STACKING DEVICE AND IMAGE FORMING APPARATUS INCORPORATING THE...
- Publication number 20210107758
- Publication date Apr 15, 2021
- RICOH COMPANY, LTD.
- Ruki Midorikawa
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Application
SHEET CONVEYING DEVICE AND IMAGE FORMING APPARATUS INCORPORATING TH...
- Publication number 20200387102
- Publication date Dec 10, 2020
- RICOH COMPANY, LTD.
- Ruki Midorikawa
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Application
COOLING DEVICE AND IMAGE FORMING APPARATUS INCORPORATING THE COOLIN...
- Publication number 20200218181
- Publication date Jul 9, 2020
- RICOH COMPANY, LTD.
- Ruki MIDORIKAWA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
COOLING DEVICE AND IMAGE FORMING APPARATUS
- Publication number 20190302690
- Publication date Oct 3, 2019
- RICOH COMPANY, LTD.
- Ruki MIDORIKAWA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
SHEET STACKING DEVICE AND IMAGE FORMING APPARATUS INCORPORATING THE...
- Publication number 20190248609
- Publication date Aug 15, 2019
- RICOH COMPANY, LTD.
- Ruki Midorikawa
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Application
IMAGE FORMING APPARATUS, FOREIGN OBJECT DETECTING SYSTEM, AND METHO...
- Publication number 20170235264
- Publication date Aug 17, 2017
- RICOH COMPANY, LTD.
- Ruki Midorikawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Ruki Midorikawa

Person

Patents Grantslast 30 patents

Sheet laminator, image forming apparatus, and image forming system

Sheet laminator, image forming apparatus, and sheet laminating method

Sheet stacking device and image forming apparatus incorporating the...

Sheet conveying device and image forming apparatus incorporating th...

Engagement part, cooling device, and image forming apparatus

Wiring holder and image forming apparatus including wiring holder

Sheet stacking device and image forming apparatus incorporating the...

Cooling device configured to cool a sheet and a sheet conveying rol...

Cooling device and image forming apparatus

Image forming apparatus, foreign object detecting system, and metho...

Image forming apparatus, foreign object detecting system, and metho...

Patents Applicationslast 30 patents

SHEET PROCESSING SYSTEM

SHEET SEPARATION DEVICE AND LAMINATING SYSTEM

LAMINATION PROCESSING SYSTEM

LAMINATING SYSTEM

SHEET LAMINATOR, IMAGE FORMING APPARATUS, AND SHEET LAMINATING METHOD

SHEET SEPARATION DEVICE, SHEET LAMINATOR, IMAGE FORMING APPARATUS,...

SHEET STACKER, SHEET LAMINATOR, IMAGE FORMING APPARATUS, AND IMAGE...

SHEET LAMINATOR, IMAGE FORMING APPARATUS, AND IMAGE FORMING SYSTEM

LIQUID DISCHARGE APPARATUS AND LIQUID FILLING METHOD

WIRING HOLDER AND IMAGE FORMING APPARATUS INCLUDING WIRING HOLDER

PART, COOLING DEVICE, AND IMAGE FORMING APPARATUS

SHEET STACKING DEVICE AND IMAGE FORMING APPARATUS INCORPORATING THE...

SHEET CONVEYING DEVICE AND IMAGE FORMING APPARATUS INCORPORATING TH...

COOLING DEVICE AND IMAGE FORMING APPARATUS INCORPORATING THE COOLIN...

COOLING DEVICE AND IMAGE FORMING APPARATUS

SHEET STACKING DEVICE AND IMAGE FORMING APPARATUS INCORPORATING THE...

IMAGE FORMING APPARATUS, FOREIGN OBJECT DETECTING SYSTEM, AND METHO...