Assignee
Inventors
- Michihito Watarai (11 patents)
- Yutaka Hayashi (153 patents)
- Mitsuo Miyamoto (22 patents)
- Kazuhiro Matsuo (82 patents)
- Eiji Kadomoto (1 patents)
- Koji Nakayama (79 patents)
- Akihiro Sakurai (19 patents)
- Shigeyasu Tsubaki (12 patents)
US Patent 6285546 · Granted Sep 4, 2001