YH

Yoshio Hagiwara

TC Tokyo Ohka Kogyo Co.: 2 patents #8 of 69Top 15%
Overall (2003): #35,582 of 273,478Top 15%
2
Patents 2003

Issued Patents 2003

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6515073 Anti-reflective coating-forming composition Yoshinori Sakamoto, Katsumi Omori 2003-02-04
6503825 Method for forming multi-layer wiring structure Hiroyuki Iida, Kazuto Ohbuchi, Atsushi Matsushita 2003-01-07