YI

Yoshitsugu Imazawa

CC Citizen Watch Co.: 1 patents #668 of 1,225Top 55%
Overall (All Time): #3,844,613 of 4,157,543Top 95%
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5091224 Method of preparation of a surface-coated metal-made ornamental article Hachiro Kushida, Kazumi Hamano, Kenji Irie 1992-02-25