HK

Hironobu Kawahara

HI Hitachi: 3 patents #420 of 3,950Top 15%
Overall (2002): #28,845 of 266,432Top 15%
3
Patents 2002

Issued Patents 2002

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
6427621 Plasma processing device and plasma processing method Masato Ikegawa, Tsutomu Tetsuka, Ichiro Sasaki, Tatehito Usui 2002-08-06
6413876 Method for plasma processing high-speed semiconductor circuits with increased yield Yutaka Ohmoto, Ken Yoshioka, Kazue Takahashi, Saburou Kanai 2002-07-02
6388624 Parallel-planar plasma processing apparatus Hideyuki Kazumi 2002-05-14