FO

Fumio Oboshi

DC Dowa Iron Powder Co.: 2 patents #7 of 15Top 50%
📍 Okayama, JP: #543 of 1,590 inventorsTop 35%
Overall (All Time): #2,341,961 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4714622 Blast material for mechanical plating and continuous mechanical plating using the same Shigeru Omori, Masatsugu Watanabe 1987-12-22
4655832 Blast material for mechanical plating and continuous mechanical plating using the same Shigeru Omori, Masatsugu Watanabe 1987-04-07