Assignee
Inventors
- Masato Tani (9 patents)
- Yasuhiro Gyobu (1 patents)
- Chieko Moriyama (1 patents)
- Toru Sasaki (11 patents)
- Osami Takenouchi (6 patents)
- Takashi Kawamura (6 patents)
- Takashi Kamimura (10 patents)
- Toshiaki Harada (4 patents)
US Patent 6432978 · Granted Aug 13, 2002