Assignee
Inventors
- Tomokazu Kato (50 patents)
- Keiichi Nomura (87 patents)
- Kentaro Nagatani (32 patents)
- Syuji Maruta (11 patents)
- Yoshiaki Takano (123 patents)
- Kazuhiro Araki (34 patents)
- Takashi Noda (61 patents)
US Patent 5557391 · Granted Sep 17, 1996