Assignee
Inventors
- Masataka Shoji (9 patents)
- Kozo Toyota (4 patents)
- Chikahiko Eguchi (15 patents)
- Ryota Yoshimoto (14 patents)
- Yosikatsu Koyama (1 patents)
- Hideki Domoto (4 patents)
- Akira Kamimura (5 patents)
US Patent 5231105 · Granted Jul 27, 1993