Hiroaki MIYAGAWA

Person

Kanagawa, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Sheet suction device, sheet conveyor, and printer
- Patent number 11,975,939
- Issue date May 7, 2024
- Ricoh Company, Ltd.
- Hiroaki Miyagawa
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Sheet suction device, sheet conveyor, printer, and suction area swi...
- Patent number 11,912,020
- Issue date Feb 27, 2024
- Ricoh Company, Ltd.
- Hiroaki Miyagawa
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Sheet suction device, sheet conveyor, and printer
- Patent number 11,724,528
- Issue date Aug 15, 2023
- Ricoh Company, Ltd.
- Hiroaki Miyagawa
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Sheet suction device, conveyor, printer, and suction region changin...
- Patent number 11,673,755
- Issue date Jun 13, 2023
- Ricoh Company, Ltd.
- Hiroaki Miyagawa
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Sheet suction device, sheet conveyor, printer, and suction area swi...
- Patent number 11,407,604
- Issue date Aug 9, 2022
- Ricoh Company, Ltd.
- Hiroaki Miyagawa
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Suction device, conveyor, printer, and suction region changing device
- Patent number 11,279,580
- Issue date Mar 22, 2022
- Ricoh Company, Ltd.
- Hiroaki Miyagawa
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Sheet suction device, sheet conveying device incorporating the shee...
- Patent number 11,220,410
- Issue date Jan 11, 2022
- Ricoh Company, Ltd.
- Hiroaki Miyagawa
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Liquid discharge device and liquid discharge apparatus including li...
- Patent number 10,807,367
- Issue date Oct 20, 2020
- Ricoh Company, Ltd.
- Hiroaki Miyagawa
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS

Patents Applicationslast 30 patents

Information Patent Application
MEDIUM DETECTOR AND IMAGE FORMING APPARATUS
- Publication number 20240391260
- Publication date Nov 28, 2024
- RICOH COMPANY, LTD.
- Kazuhiro Shimojima
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
MEDIA CONVEYING DEVICE AND IMAGE FORMING APPARATUS
- Publication number 20240383705
- Publication date Nov 21, 2024
- RICOH COMPANY, LTD.
- Yoichi Kawabata
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
SHEET SUCTION DEVICE, SHEET CONVEYOR, PRINTER, AND SUCTION AREA SWI...
- Publication number 20210237994
- Publication date Aug 5, 2021
- RICOH COMPANY, LTD.
- Hiroaki MIYAGAWA
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Application
SHEET SUCTION DEVICE, SHEET CONVEYING DEVICE INCORPORATING THE SHEE...
- Publication number 20200039772
- Publication date Feb 6, 2020
- RICOH COMPANY, LTD.
- Hiroaki MIYAGAWA
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Application
LIQUID DISCHARGE DEVICE AND LIQUID DISCHARGE APPARATUS INCLUDING LI...
- Publication number 20190283415
- Publication date Sep 19, 2019
- RICOH COMPANY, LTD.
- Hiroaki MIYAGAWA
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS

Hiroaki MIYAGAWA

Person

Patents Grantslast 30 patents

Sheet suction device, sheet conveyor, and printer

Sheet suction device, sheet conveyor, printer, and suction area swi...

Sheet suction device, sheet conveyor, and printer

Sheet suction device, conveyor, printer, and suction region changin...

Sheet suction device, sheet conveyor, printer, and suction area swi...

Suction device, conveyor, printer, and suction region changing device

Sheet suction device, sheet conveying device incorporating the shee...

Liquid discharge device and liquid discharge apparatus including li...

Patents Applicationslast 30 patents

MEDIUM DETECTOR AND IMAGE FORMING APPARATUS

MEDIA CONVEYING DEVICE AND IMAGE FORMING APPARATUS

SHEET SUCTION DEVICE, SHEET CONVEYOR, PRINTER, AND SUCTION AREA SWI...

SHEET SUCTION DEVICE, SHEET CONVEYING DEVICE INCORPORATING THE SHEE...

LIQUID DISCHARGE DEVICE AND LIQUID DISCHARGE APPARATUS INCLUDING LI...