HY

Hirotake Yamada

NI Ngk Insulators: 2 patents #45 of 196Top 25%
NI Nkg Insulators: 1 patents #1 of 6Top 20%
Overall (2003): #29,427 of 273,478Top 15%
3
Patents 2003

Issued Patents 2003

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
6641941 Film of yttria-alumina complex oxide, a method of producing the same, a sprayed film, a corrosion resistant member, and a member effective for reducing particle generation Tsuneaki Ohashi 2003-11-04
6617059 Method of forming silicon carbide film on aluminum nitride, film structure and silicon carbide film Hiroshi Furukubo, Hiromichi Kobayashi 2003-09-09
6562183 Anti-corrosive parts for etching apparatus Sadanori Shimura, Tsuneaki Ohashi 2003-05-13