Assignee
Inventors
- Makoto Yamakado (76 patents)
- Yoshio Okamoto (133 patents)
- Yzo Kadomukai (5 patents)
- Yoshiyuki Tanabe (43 patents)
- Hiromasa Kubo (20 patents)
- Toshio Takahata (14 patents)
- Kenji Tabuchi (42 patents)
- Yasunaga Hamada (15 patents)
US Patent 6332453 · Granted Dec 25, 2001