Assignee
Inventors
- Makoto Yamakado (76 patents)
- Yoshiyuki Tanabe (43 patents)
- Toshio Takahata (14 patents)
- Hiromasa Kubo (20 patents)
- Yasunaga Hamada (15 patents)
- Yoshio Okamoto (133 patents)
- Yuzo Kadomukai (76 patents)
US Patent 6571773 · Granted Jun 3, 2003