Assignee
Inventors
- Eisuke Sasaoka (109 patents)
- Masumi Fukuma (10 patents)
- Hiroaki Takimoto (25 patents)
- Hiroshi Suganuma (78 patents)
- Hiroshi Yokota (147 patents)
- Junichi Yoshikawa (28 patents)
- Kazuhiko Arimoto (13 patents)
US Patent 5329600 · Granted Jul 12, 1994