Assignee
Inventors
- Masakazu Takata (21 patents)
- Hidetoshi Miura (15 patents)
- Tamotsu Horiuchi (44 patents)
- Munetoshi Irisawa (7 patents)
- Masanori Natsuka (4 patents)
- Kenji Tsuda (18 patents)
- Kazuchiyo Takaoka (12 patents)
- Kenji Hyodo (30 patents)
US Patent 6645685 · Granted Nov 11, 2003