Assignee
Inventors
- Kazuyuki Ohnishi (40 patents)
- Yasutaka Maeda (35 patents)
- Yoichi Shimazawa (28 patents)
- Mihoko Okada (2 patents)
- Yuichi Kazaki (8 patents)
- Shin-ichirou Ohhashi (1 patents)
- Yoshie Iwakura (46 patents)
US Patent 5477308 · Granted Dec 19, 1995