Assignee
Inventors
- Minoru Takaya (23 patents)
- Hisashi Kobuke (21 patents)
- Toshikazu Endo (18 patents)
- Seiji Takahara (3 patents)
- Toshiyuki Abe (52 patents)
- Hiroshige Ohkawa (5 patents)
- Masami Sasaki (16 patents)
- Kenichi Kawabata (101 patents)
US Patent 6908960 · Granted Jun 21, 2005