YK

Yoshitaka Kai

HH Hitachi High-Technologies: 4 patents #621 of 1,917Top 35%
Overall (All Time): #1,236,141 of 4,157,543Top 30%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
8033770 Vacuum processing apparatus Takeshi Oono, Kenji Nakata, Shoji Okiguchi, Tooru Ueno, Hidehiro Oomae +1 more 2011-10-11
7862289 Vacuum processing apparatus and vacuum processing method Takeshi Oono, Kenji Nakata, Shoji Okiguchi, Tooru Ueno, Hidehiro Oomae +1 more 2011-01-04
7476073 Vacuum processing method Takeshi Oono, Kenji Nakata, Shoji Okiguchi, Tooru Ueno, Hidehiro Oomae +1 more 2009-01-13
7112805 Vacuum processing apparatus and vacuum processing method Kenichi Kuwabara, Takeo Uchino, Yasuhiro Nishimori, Takeshi Oono, Takeshi Shimada 2006-09-26