Assignee
Inventors
- Hiroyoshi Matsumoto (25 patents)
- Teruaki Mitsuya (51 patents)
- Tsuneaki Kawanishi (24 patents)
- Hisao Okada (69 patents)
- Natsuki Kuribayashi (3 patents)
- Masayoshi Ishii (27 patents)
- Keisuke Kubota (45 patents)
US Patent 6829449 · Granted Dec 7, 2004