Assignee
Inventors
- Tadashi Iwamatsu (68 patents)
- Kazuhiro Matsuyama (44 patents)
- Toshihiko Takaya (15 patents)
- Atsushi Inoue (315 patents)
- Masanori Yamada (119 patents)
- Nobuyuki Azuma (19 patents)
- Takayuki Yamanaka (32 patents)
US Patent 6154627 · Granted Nov 28, 2000