Assignee
Inventors
- Nobuhito Katsumura (6 patents)
- Haruhiko Kikawa (2 patents)
- Takashi Inoue (534 patents)
- Masahiro Yamada (305 patents)
- Yasuo Koike (26 patents)
- Nobuhiko Fukuoka (7 patents)
- Hiromu Terao (12 patents)
US Patent 6720040 · Granted Apr 13, 2004