Assignee
Inventors
- Satoru Ochiai (15 patents)
- Masayuki Imai (36 patents)
- Makoto Kurihara (72 patents)
- Takehiro Imahayashi (2 patents)
- Shuetsu Oikawa (3 patents)
- Michiyasu Ozaki (1 patents)
- Katsumasa Saito (1 patents)
- Kazuya Ikoma (5 patents)
US Patent 6012633 · Granted Jan 11, 2000