Assignee
Inventors
- Masakatsu Kaneko (19 patents)
- Hitoshi Hotoda (5 patents)
- Tomoyuki Shibata (11 patents)
- Tomowo Kobayashi (13 patents)
- Yoshihiro Mitsuhashi (1 patents)
- Akira Matsuda (26 patents)
- Takuma Sasaki (18 patents)
US Patent 5691319 · Granted Nov 25, 1997