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Isao MATSUSHIMA
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Ibaraki, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Coater and liquid discharge apparatus
Patent number
12,023,912
Issue date
Jul 2, 2024
Ricoh Company, Ltd.
Isao Matsushima
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Coating apparatus and image forming system
Patent number
11,890,858
Issue date
Feb 6, 2024
Ricoh Company, Ltd.
Keita Achi
B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
Information
Patent Grant
Conveyance device, application device, printer, and sheet conveyanc...
Patent number
11,485,157
Issue date
Nov 1, 2022
Ricoh Company, Ltd.
Kazuhiro Shimojima
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Surface structure forming method for zirconia-based ceramics, and z...
Patent number
10,774,003
Issue date
Sep 15, 2020
National Institute of Advanced Industrial Science and Technology
Masayuki Kakehata
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Feeding device, image forming system, and conveyed medium inspectio...
Patent number
10,399,803
Issue date
Sep 3, 2019
Ricoh Company, Ltd.
Kyosuke Nakada
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Feeding device, image forming system, and conveyed medium inspectio...
Patent number
10,081,506
Issue date
Sep 25, 2018
Ricoh Company, Ltd.
Takeshi Watanabe
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Inkjet printing device
Patent number
9,498,971
Issue date
Nov 22, 2016
Riso Kagaku Corporation
Isao Matsushima
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Ink circulation type inkjet printer
Patent number
9,272,524
Issue date
Mar 1, 2016
Riso Kagaku Corporation
Hiroshi Sugitani
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Patents Applications
last 30 patents
Information
Patent Application
IMAGE FORMING APPARATUS
Publication number
20220134778
Publication date
May 5, 2022
RICOH COMPANY, LTD.
Isao MATSUSHIMA
B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
Information
Patent Application
COATING APPARATUS AND IMAGE FORMING SYSTEM
Publication number
20220032657
Publication date
Feb 3, 2022
RICOH COMPANY, LTD.
Keita ACHI
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Application
CONVEYANCE DEVICE, APPLICATION DEVICE, PRINTER, AND SHEET CONVEYANC...
Publication number
20210138807
Publication date
May 13, 2021
RICOH COMPANY, LTD.
Kazuhiro SHIMOJIMA
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Application
COATER AND LIQUID DISCHARGE APPARATUS
Publication number
20200230977
Publication date
Jul 23, 2020
RICOH COMPANY, LTD.
Isao MATSUSHIMA
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Application
SURFACE STRUCTURE FORMING METHOD FOR ZIRCONIA-BASED CERAMICS, AND Z...
Publication number
20170260100
Publication date
Sep 14, 2017
NATIONAL INSTITUTE OF ADVANCED INDUSTRIAL SCIENCE AND TECHNOLOGY
Masayuki KAKEHATA
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Application
FEEDING DEVICE, IMAGE FORMING SYSTEM, AND CONVEYED MEDIUM INSPECTIO...
Publication number
20170210578
Publication date
Jul 27, 2017
RICOH COMPANY, LTD.
Kyosuke NAKADA
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Application
FEEDING DEVICE, IMAGE FORMING SYSTEM, AND CONVEYED MEDIUM INSPECTIO...
Publication number
20170210579
Publication date
Jul 27, 2017
RICOH COMPANY, LTD.
Takeshi WATANABE
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Application
INKJET PRINTING DEVICE
Publication number
20160082742
Publication date
Mar 24, 2016
Riso Kagaku Corporation
Isao MATSUSHIMA
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Application
INK CIRCULATION TYPE INKJET PRINTER
Publication number
20160082743
Publication date
Mar 24, 2016
Riso Kagaku Corporation
Hiroshi SUGITANI
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS