Assignee
Inventors
- Masataka Syoji (1 patents)
- Kozo Toyota (4 patents)
- Chikahiko Eguchi (15 patents)
- Ryoto Yoshimoto (1 patents)
- Yoshikatsu Koyama (3 patents)
- Hideki Domoto (4 patents)
- Akira Kamimura (5 patents)
US Patent 5393890 · Granted Feb 28, 1995