Assignee
Inventors
- Miaki Asakawa (6 patents)
- Yasutaka Sumida (11 patents)
- Masatoshi Shimomura (1 patents)
- Shuichi Okuno (1 patents)
- Tadanobu Morimoto (1 patents)
- Masanao Morita (1 patents)
- Hitoshi Suenaga (8 patents)
US Patent 6103686 · Granted Aug 15, 2000