Assignee
Inventors
- Kazuo Morimoto (24 patents)
- Kazuya Tsurusaki (16 patents)
- Kanji Hayashi (54 patents)
- Atsushi Yuki (9 patents)
- Shigefumi Katsura (7 patents)
- Shigeru Isoyama (16 patents)
- Hideyuki Nikaido (26 patents)
US Patent 6084222 · Granted Jul 4, 2000