Assignee
Inventors
- Shoichi Kawabata (22 patents)
- Toshihiko Unami (34 patents)
- Takashi Mizuguchi (9 patents)
- Jiro Inoue (105 patents)
- Mamoru Ogawa (13 patents)
- Toshiyuki Baba (25 patents)
- Toshio Nishimura (82 patents)
US Patent 6097134 · Granted Aug 1, 2000