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Kengo TSUBAKI
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Miyagi, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Recording-head position adjustment mechanism, recording-head module...
Patent number
12,257,853
Issue date
Mar 25, 2025
Ricoh Company, Ltd.
Kengo Tsubaki
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Liquid discharge head angle adjuster, liquid discharge module, and...
Patent number
11,964,499
Issue date
Apr 23, 2024
Ricoh Company, Ltd.
Kengo Tsubaki
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Recording-head position adjustment mechanism, recording-head module...
Patent number
11,267,269
Issue date
Mar 8, 2022
Ricoh Company, Ltd.
Kengo Tsubaki
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Liquid discharge apparatus and image forming apparatus
Patent number
10,457,052
Issue date
Oct 29, 2019
Ricoh Company, Ltd.
Kengo Tsubaki
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Processing target reforming apparatus, printing apparatus, printing...
Patent number
9,827,761
Issue date
Nov 28, 2017
Ricoh Company, Ltd.
Kengo Tsubaki
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Treated object modifying apparatus, printing apparatus, printing sy...
Patent number
9,566,802
Issue date
Feb 14, 2017
Ricoh Company, Ltd.
Kengo Tsubaki
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Modification device, modification method, computer program product,...
Patent number
9,352,589
Issue date
May 31, 2016
Ricoh Company, Ltd.
Satoshi Katoh
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Inkjet recording device
Patent number
8,905,529
Issue date
Dec 9, 2014
Ricoh Company, Ltd.
Tatsuro Watanabe
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Inkjet image forming apparatus
Patent number
8,851,643
Issue date
Oct 7, 2014
Ricoh Company, Ltd.
Kengo Tsubaki
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Liquid discharge head unit and image forming apparatus
Patent number
8,534,810
Issue date
Sep 17, 2013
Ricoh Company, Ltd.
Kengo Tsubaki
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Liquid jetting head unit and image forming apparatus
Patent number
8,480,214
Issue date
Jul 9, 2013
Ricoh Company, Ltd.
Kengo Tsubaki
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Image forming apparatus with a structure for preventing bubbles fro...
Patent number
8,465,125
Issue date
Jun 18, 2013
Ricoh Company, Ltd.
Kengo Tsubaki
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Stencil printing apparatus having controlled thermal head for perfo...
Patent number
7,878,117
Issue date
Feb 1, 2011
Tohoku Ricoh Co., Ltd.
Satoshi Katoh
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Stencil printer
Patent number
6,792,853
Issue date
Sep 21, 2004
Tohoku Ricoh Co., Ltd.
Tomiya Mori
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Patents Applications
last 30 patents
Information
Patent Application
RECORDING-HEAD POSITION ADJUSTMENT MECHANISM, RECORDING-HEAD MODULE...
Publication number
20240157717
Publication date
May 16, 2024
RICOH COMPANY, LTD.
Kengo TSUBAKI
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Application
LIQUID DISCHARGE HEAD ANGLE ADJUSTER, LIQUID DISCHARGE MODULE, AND...
Publication number
20230034705
Publication date
Feb 2, 2023
Kengo TSUBAKI
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Application
RECORDING-HEAD POSITION ADJUSTMENT MECHANISM, RECORDING-HEAD MODULE...
Publication number
20220169055
Publication date
Jun 2, 2022
Kengo TSUBAKI
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Application
RECORDING-HEAD POSITION ADJUSTMENT MECHANISM, RECORDING-HEAD MODULE...
Publication number
20210162784
Publication date
Jun 3, 2021
RICOH COMPANY, LTD.
Kengo Tsubaki
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Application
LIQUID DISCHARGE APPARATUS AND IMAGE FORMING APPARATUS
Publication number
20190077158
Publication date
Mar 14, 2019
RICOH COMPANY, LTD.
Kengo Tsubaki
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Application
MODIFICATION DEVICE, MODIFICATION METHOD, COMPUTER PROGRAM PRODUCT,...
Publication number
20160096377
Publication date
Apr 7, 2016
RICOH COMPANY, LTD.
Satoshi Katoh
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Application
TREATED OBJECT MODIFYING APPARATUS, PRINTING APPARATUS, PRINTING SY...
Publication number
20150258815
Publication date
Sep 17, 2015
RICOH COMPANY, LTD.
Kengo Tsubaki
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Application
PROCESSING TARGET REFORMING APPARATUS, PRINTING APPARATUS, PRINTING...
Publication number
20150076124
Publication date
Mar 19, 2015
RICOH COMPANY, LTD.
Kengo Tsubaki
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Application
INKJET IMAGE FORMING APPARATUS
Publication number
20140063141
Publication date
Mar 6, 2014
RICOH COMPANY, LTD.
Kengo Tsubaki
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Application
INKJET RECORDING DEVICE
Publication number
20130235131
Publication date
Sep 12, 2013
RICOH COMPANY, LTD.
Tatsuro Watanabe
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Application
LIQUID DISCHARGE HEAD UNIT AND IMAGE FORMING APPARATUS
Publication number
20120062659
Publication date
Mar 15, 2012
RICOH COMPANY, LTD.
Kengo TSUBAKI
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Application
LIQUID JETTING HEAD UNIT AND IMAGE FORMING APPARATUS
Publication number
20110181670
Publication date
Jul 28, 2011
RICOH COMPANY, LTD.
Kengo TSUBAKI
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Application
IMAGE FORMING APPARATUS WITH A STRUCTURE FOR PREVENTING BUBBLES FRO...
Publication number
20110050814
Publication date
Mar 3, 2011
RICOH COMPANY, LTD.,
Kengo Tsubaki
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Application
STENCIL PRINTING APPARATUS
Publication number
20080302259
Publication date
Dec 11, 2008
TOHOKU RICOH CO., LTD.
Satoshi Katoh
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Application
Stencil printer
Publication number
20040112231
Publication date
Jun 17, 2004
TOHOKU RICOH CO., LTD.
Tomiya Mori
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS