Assignee
Inventors
- Tatsuo Kawasaki (10 patents)
- Koyata Takahashi (13 patents)
- Kenichi Sekimoto (10 patents)
- Toru Futami (31 patents)
- Shigeru Hiramatsu (4 patents)
- Mutsumi Asano (6 patents)
- Yuji Kawara (1 patents)
- Tsuyoshi Tanaka (225 patents)
US Patent 6798734 · Granted Sep 28, 2004