Assignee
Inventors
- Kazuo Shoji (11 patents)
- Ryuichi Mogami (1 patents)
- Toru Numaguchi (10 patents)
- Toshio Matsuhisa (7 patents)
- Hideaki Yanaru (6 patents)
- Yasuo Nishioka (2 patents)
- Yasuhiro Izawa (20 patents)
US Patent 5773589 · Granted Jun 30, 1998