Assignee
Inventors
- Koji Kondo (78 patents)
- Seiji Amakusa (5 patents)
- Katuhiko Murakawa (7 patents)
- Katsuaki Kojima (5 patents)
- Nobumasa Ishida (9 patents)
- Junji Ishikawa (26 patents)
- Futoshi Ishikawa (8 patents)
US Patent 5965211 · Granted Oct 12, 1999