YI

Yoshiyasu Ishihama

JC Japan Pionics Co.: 8 patents #6 of 76Top 8%
NC N.P.S. Company: 1 patents #9 of 18Top 50%
Overall (All Time): #649,811 of 4,157,543Top 20%
8
Patents All Time

Issued Patents All Time

Showing 1–8 of 8 patents

Patent #TitleCo-InventorsDate
8679254 Vapor phase epitaxy apparatus of group III nitride semiconductor Kenji Iso, Ryohei Takaki, Yuzuru Takahashi 2014-03-25
8277893 Chemical vapor deposition apparatus Tatsuya Ohori, Kazushige Shiina, Yasushi Iyechika, Noboru Suda, Yukichi Takamatsu +2 more 2012-10-02
6666921 Chemical vapor deposition apparatus and chemical vapor deposition method Shiro Sakai, Yukichi Takamatsu, Yuji Mori, Hong-Xing Wang, Yutaka Amijima 2003-12-23
6592674 Chemical vapor deposition apparatus and chemical vapor deposition method Shiro Sakai, Yukichi Takamatsu, Yuji Mori, Hiroyuki Naoi, Hong-Xing Wang +1 more 2003-07-15
6461407 Method and apparatus for supplying liquid raw material Yukichi Takamatsu, Takeo Yoneyama, Akira Asano 2002-10-08
6155540 Apparatus for vaporizing and supplying a material Yukichi Takamatsu, Takeo Yoneyama 2000-12-05
6106898 Process for preparing nitride film Yukichi Takamatsu, Takeo Yoneyama 2000-08-22
6100415 Purified alkoxide and process for purifying crude alkoxide Yukichi Takamatsu, Takeo Yoneyama 2000-08-08