Assignee
Inventors
- Takao Yoneda (39 patents)
- Yasuji Sakakibara (15 patents)
- Moriaki Sakakura (5 patents)
- Naoki Arimoto (5 patents)
- Mamoru Katsuta (5 patents)
- Yutaka Hayashi (153 patents)
- Masashi Yamanaka (10 patents)
US Patent 5271187 · Granted Dec 21, 1993