Assignee
Inventors
- Kiyoshi Shimojima (3 patents)
- Seigi Aoyama (32 patents)
- Hideo Kawano (23 patents)
- Koichi Tamura (67 patents)
- Takahiro Sato (276 patents)
- Takamitsu Kimura (6 patents)
- Masato Watabe (5 patents)
US Patent 6362447 · Granted Mar 26, 2002