NK

Nobuo Kawada

SC Shin-Etsu Chemical Co.: 3 patents #25 of 182Top 15%
TL Tokyo Electron Limited: 2 patents #16 of 216Top 8%
TL Tokyo Electron Tohoku Limited: 1 patents #5 of 36Top 15%
Overall (1997): #6,547 of 185,788Top 4%
4
Patents 1997

Issued Patents 1997

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
5665260 Ceramic electrostatic chuck with built-in heater Shoji Kano, Koji Hagiwara, Nobuo Arai, Junichi Arami, Kenji Ishikawa 1997-09-09
5663865 Ceramic electrostatic chuck with built-in heater Ryoji Nakajima, Toshihiko Shindo, Takaaki Nagao 1997-09-02
5606484 Ceramic electrostatic chuck with built-in heater Kazuhiro Yamaguchi 1997-02-25
5591269 Vacuum processing apparatus Junichi Arami, Kenji Ishikawa, Youichi Deguchi, Hironori Yagi, Isao Yanagisawa 1997-01-07