YM

Yasuyuki Miyaoka

Canon: 2 patents #525 of 2,442Top 25%
Sumitomo Electric Industries: 1 patents #1,470 of 4,178Top 40%
Overall (2004): #34,339 of 270,089Top 15%
2
Patents 2004

Issued Patents 2004

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6747919 Magneto-optical recording medium, and method and apparatus for producing the same Yuuko Kawaguchi, Motoyoshi Murakami, Masahiro Birukawa, Tsutomu Shiratori 2004-06-08
6716489 Method for annealing domain wall displacement type magneto-optical recording medium 2004-04-06