Assignee
Inventors
- Hiromi Sakata (48 patents)
- Hiroaki Yoda (235 patents)
- Tomomi Funayama (63 patents)
- Kohichi Tateyama (25 patents)
- Tadahiko Kobayashi (57 patents)
- Shigeru Takekado (17 patents)
- Yoichiro Tanaka (60 patents)
US Patent 5920447 · Granted Jul 6, 1999