Assignee
Inventors
- Tomoe Aruga (44 patents)
- Kiyoharu Momose (14 patents)
- Junichi Okada (52 patents)
- Junichiro Shinozaki (17 patents)
- Yoshiro Koga (50 patents)
- Hiroshi Niki (19 patents)
- Toshiaki Ohno (12 patents)
US Patent 5729804 · Granted Mar 17, 1998