Hiroomi Yokomaku

Person

Kanagawa, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Liquid discharge device and liquid discharge apparatus incorporatin...
- Patent number 11,554,586
- Issue date Jan 17, 2023
- Ricoh Company, Ltd.
- Hiroomi Yokomaku
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Liquid discharge apparatus
- Patent number 11,407,219
- Issue date Aug 9, 2022
- Ricoh Company, Ltd.
- Hiroomi Yokomaku
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Image forming apparatus and method of driving and controlling head
- Patent number 8,936,336
- Issue date Jan 20, 2015
- Ricoh Company, Ltd.
- Hiroomi Yokomaku
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Liquid ejection head and image forming apparatus including the liqu...
- Patent number 8,919,932
- Issue date Dec 30, 2014
- Ricoh Company, Ltd.
- Takahiro Yoshida
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Method of controlling liquid ejection head, and liquid ejection device
- Patent number 8,757,752
- Issue date Jun 24, 2014
- Ricoh Company, Ltd.
- Hiroomi Yokomaku
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Liquid ejection head and image forming apparatus including the liqu...
- Patent number 8,746,854
- Issue date Jun 10, 2014
- Ricoh Company, Ltd.
- Takahiro Yoshida
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS

Patents Applicationslast 30 patents

Information Patent Application
LIQUID DISCHARGE DEVICE AND LIQUID DISCHARGE APPARATUS INCORPORATIN...
- Publication number 20210291533
- Publication date Sep 23, 2021
- Ricoh Company, Ltd.
- Hiroomi YOKOMAKU
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
LIQUID DISCHARGE APPARATUS
- Publication number 20210291516
- Publication date Sep 23, 2021
- Ricoh Company, Ltd.
- Hiroomi YOKOMAKU
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
IMAGE FORMING APPARATUS AND METHOD OF DRIVING AND CONTROLLING HEAD
- Publication number 20140240384
- Publication date Aug 28, 2014
- RICOH COMPANY, LTD.
- Hiroomi Yokomaku
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
LIQUID EJECTION HEAD AND IMAGE FORMING APPARATUS INCLUDING THE LIQU...
- Publication number 20140210914
- Publication date Jul 31, 2014
- RICOH COMPANY, LTD.
- Takahiro YOSHIDA
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
METHOD OF CONTROLLING LIQUID EJECTION HEAD, AND LIQUID EJECTION DEVICE
- Publication number 20120320118
- Publication date Dec 20, 2012
- RICOH COMPANY, LTD.
- Hiroomi Yokomaku
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
LIQUID EJECTION HEAD AND IMAGE FORMING APPARATUS INCLUDING THE LIQU...
- Publication number 20120236080
- Publication date Sep 20, 2012
- RICOH COMPANY, LTD.
- Takahiro YOSHIDA
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS

Hiroomi Yokomaku

Person

Patents Grantslast 30 patents

Liquid discharge device and liquid discharge apparatus incorporatin...

Liquid discharge apparatus

Image forming apparatus and method of driving and controlling head

Liquid ejection head and image forming apparatus including the liqu...

Method of controlling liquid ejection head, and liquid ejection device

Liquid ejection head and image forming apparatus including the liqu...

Patents Applicationslast 30 patents

LIQUID DISCHARGE DEVICE AND LIQUID DISCHARGE APPARATUS INCORPORATIN...

LIQUID DISCHARGE APPARATUS

IMAGE FORMING APPARATUS AND METHOD OF DRIVING AND CONTROLLING HEAD

LIQUID EJECTION HEAD AND IMAGE FORMING APPARATUS INCLUDING THE LIQU...

METHOD OF CONTROLLING LIQUID EJECTION HEAD, AND LIQUID EJECTION DEVICE

LIQUID EJECTION HEAD AND IMAGE FORMING APPARATUS INCLUDING THE LIQU...