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Sumika TAMURA
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Tokyo, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Method for producing base for metal masks, method for producing met...
Patent number
11,746,423
Issue date
Sep 5, 2023
Toppan Printing Co., Ltd.
Naoko Mikami
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Method for producing base for metal masks, method for producing met...
Patent number
11,111,585
Issue date
Sep 7, 2021
Toppan Printing Co., Ltd.
Naoko Mikami
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Metal mask substrate, metal mask substrate control method, metal ma...
Patent number
10,273,569
Issue date
Apr 30, 2019
Toppan Printing Co., Ltd.
Sumika Tamura
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Patents Applications
last 30 patents
Information
Patent Application
METHOD FOR PRODUCING BASE FOR METAL MASKS, METHOD FOR PRODUCING MET...
Publication number
20210355586
Publication date
Nov 18, 2021
Toppan Printing Co., Ltd.
Naoko MIKAMI
B32 - LAYERED PRODUCTS
Information
Patent Application
METAL MASK SUBSTRATE, METAL MASK SUBSTRATE CONTROL METHOD, METAL MA...
Publication number
20180066352
Publication date
Mar 8, 2018
Toppan Printing Co., Ltd.
Sumika TAMURA
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
METHOD FOR PRODUCING BASE FOR METAL MASKS, METHOD FOR PRODUCING MET...
Publication number
20180065162
Publication date
Mar 8, 2018
Toppan Printing Co., Ltd.
Naoko MIKAMI
B32 - LAYERED PRODUCTS
Information
Patent Application
METAL MASK SUBSTRATE FOR VAPOR DEPOSITION, METAL MASK FOR VAPOR DEP...
Publication number
20180038002
Publication date
Feb 8, 2018
Toppan Printing Co., Ltd.
Sumika TAMURA
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR