Assignee
Inventors
- Hitoshi Nakada (19 patents)
- Hiroshi Ohata (10 patents)
- Yoshitaka Nonaka (3 patents)
- Atsushi Nishino (70 patents)
- Yohei Kawaguchi (50 patents)
- Masayuki Fujimori (3 patents)
- Kaneto Ohyama (5 patents)
US Patent 6819042 · Granted Nov 16, 2004