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Ibaraki, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Treatment liquid for screen printing plate and method for treating...
Patent number
11,739,229
Issue date
Aug 29, 2023
Riso Kagaku Corporation
Nami Ohashi
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Ink cartridge and mount/demount mechanism for the same
Patent number
9,067,424
Issue date
Jun 30, 2015
Riso Kagaku Corporation
Hirotaka Tominaga
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Patents Applications
last 30 patents
Information
Patent Application
TREATMENT LIQUID FOR SCREEN PRINTING PLATE AND METHOD FOR TREATING...
Publication number
20210371684
Publication date
Dec 2, 2021
Riso Kagaku Corporation
Nami OHASHI
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
ADHESIVE, HEAT-SENSITIVE SCREEN MASTER, AND METHOD FOR PRODUCING HE...
Publication number
20210189204
Publication date
Jun 24, 2021
Riso Kagaku Corporation
Hirotaka TOMINAGA
B32 - LAYERED PRODUCTS
Information
Patent Application
ADHESIVE FOR HEAT-SENSITIVE SCREEN MASTER, HEAT-SENSITIVE SCREEN MA...
Publication number
20200207143
Publication date
Jul 2, 2020
Riso Kagaku Corporation
Hirotaka TOMINAGA
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Application
INK CARTRIDGE AND MOUNT/DEMOUNT MECHANISM FOR THE SAME
Publication number
20150191020
Publication date
Jul 9, 2015
Riso Kagaku Corporation
Hirotaka TOMINAGA
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS