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Yuki UMEMURA
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Tokyo, JP
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last 30 patents
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Patent Application
WIRING BOARD MANUFACTURING METHOD AND WIRING BOARD
Publication number
20240021439
Publication date
Jan 18, 2024
TOPPAN INC.
Tomoyuki ISHII
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
METHOD FOR MANUFACTURING WIRING BOARD, AND WIRING BOARD
Publication number
20240014047
Publication date
Jan 11, 2024
TOPPAN INC.
Yuki UMEMURA
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
WIRING BOARD
Publication number
20230240009
Publication date
Jul 27, 2023
TOPPAN INC.
Takeshi TAKADA
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Application
PACKAGE SUBSTRATE AND METHOD OF MANUFACTURING THE SAME
Publication number
20210351094
Publication date
Nov 11, 2021
Toppan Printing Co., Ltd.
Yuki UMEMURA
H01 - BASIC ELECTRIC ELEMENTS