Assignee
Inventors
- Koichi Numata (28 patents)
- Yasushi Oda (5 patents)
- Masami Miyata (2 patents)
- Yukio Okamura (27 patents)
- Toshiaki Kimura (31 patents)
- Masatoshi Uchida (22 patents)
- Osamu Asami (8 patents)
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Skip to contentUS Patent 6521444 · Granted Feb 18, 2003