Assignee
Inventors
- Yoshitaka Ohiso (2 patents)
- Yoshio Itoh (22 patents)
- Chikara Amano (8 patents)
- Yoshitaka Kohama (2 patents)
- Kouta Tateno (4 patents)
- Hirokazu Takenouchi (6 patents)
- Takashi Kurokawa (45 patents)
US Patent 6127200 · Granted Oct 3, 2000