Assignee
Inventors
- Yoshito Sakurai (41 patents)
- Kenichi Ohtsuki (27 patents)
- Shinobu Gohara (50 patents)
- Makoto Mori (74 patents)
- Akira Horiki (13 patents)
- Takao Kato (109 patents)
- Hiroshi Kuwahara (59 patents)
US Patent 6728242 · Granted Apr 27, 2004