Assignee
Inventors
- Seiichi Nishikawa (28 patents)
- Hiroshi Harima (12 patents)
- Kazuyoshi Irisawa (9 patents)
- Jun Takahashi (265 patents)
- Akiko Moriyama (4 patents)
- Mayumi Inada (4 patents)
- Yoshikazu Fukushima (6 patents)
- Masaki Wakamatsu (4 patents)
US Patent 5581065 · Granted Dec 3, 1996