Assignee
Inventors
- Hiroyuki Takahashi (716 patents)
- Makoto Hamada (53 patents)
- Hiromichi Fujishima (8 patents)
- Masaaki Naito (1 patents)
- Kazuya Sasaki (47 patents)
- Jiro Tsuchiya (4 patents)
- Tomoharu Maeda (12 patents)
US Patent 5702123 · Granted Dec 30, 1997