YY

Yohichi Yamaguchi

HO Hoya: 3 patents #406 of 1,290Top 35%
UN Unknown: 1 patents #29,356 of 83,584Top 40%
Overall (All Time): #1,649,987 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
5390626 Process for formation of silicon carbide film Hiroyuki Nagasawa, Minoru Sugawara, Kazuhide Yamashiro, Masato Kobayashi 1995-02-21
5254370 Method for forming a silicon carbide film Hiroyuki Nagasawa 1993-10-19
4944837 Method of processing an article in a supercritical atmosphere Masaru Nishikawa, Kazumichi Nakagawa 1990-07-31