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Kouji KAI
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Kanagawa, JP
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last 30 patents
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Patent Application
RESISTANCE WELDING DEVICE
Publication number
20230040373
Publication date
Feb 9, 2023
KOYO GIKEN INC.
Yoshikatu ENDO
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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Patent Application
A WELDING TRANSFORMER
Publication number
20220293325
Publication date
Sep 15, 2022
KOYO GIKEN INC.
Kouji KAI
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR