Assignee
Inventors
- Kazuhiro Ichimoto (22 patents)
- Osamu Nakayama (133 patents)
- Mitsuru Kishimoto (29 patents)
- Kazumasa Iida (34 patents)
- Hiroki Tamura (28 patents)
- Katsuhiko Miyamoto (42 patents)
- Hiromitsu Ando (26 patents)
US Patent 5909723 · Granted Jun 8, 1999