Assignee
Inventors
- Takao Mitsuhashi (12 patents)
- Mitsuru Tsukima (18 patents)
- Mitsugu Takahashi (23 patents)
- Masahiro Fushimi (51 patents)
- Kazunori Fukuya (9 patents)
- Shiro Murata (9 patents)
- Shinji Yamagata (37 patents)
US Patent 6373014 · Granted Apr 16, 2002