Assignee
Inventors
- Tatsuo Nakatani (1 patents)
- Toru Iwasaki (13 patents)
- Mitsuru Komori (1 patents)
- Norio Tezuka (3 patents)
- Yoshiaki Matsumoto (18 patents)
- Kazuhiro Fukuda (61 patents)
- Toshikazu Inaba (6 patents)
US Patent 6153847 · Granted Nov 28, 2000