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last 30 patents
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Patent Application
Nitriding Treatment Method and Nitriding Treatment Apparatus
Publication number
20220380881
Publication date
Dec 1, 2022
Hitachi, Ltd
Hisamitsu HATOU
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
BALL SCREW, METHOD FOR MANUFACTURING BALL SCREW, POWER STEERING DEV...
Publication number
20220128135
Publication date
Apr 28, 2022
Hitachi Astemo, Ltd.
Matahiro KOMURO
C21 - METALLURGY OF IRON
Information
Patent Application
SOFT MAGNETIC MATERIAL AND METHOD FOR PRODUCING THE SAME, AND ELECT...
Publication number
20220042157
Publication date
Feb 10, 2022
Hitachi, Ltd
Matahiro KOMURO
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
STRUCTURAL MATERIAL
Publication number
20190284676
Publication date
Sep 19, 2019
Hitachi, Ltd
Matahiro KOMURO
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...