Assignee
Inventors
- Takayuki Ishikawa (122 patents)
- Nobuhiro Kubota (7 patents)
- Shigeki Asai (11 patents)
- Minoru Tsuchida (16 patents)
- Kiyoshi Iwamoto (27 patents)
- Jun Sugiyama (50 patents)
- Hiroyuki Onishi (93 patents)
- Yukari Ishikawa (4 patents)
US Patent 6656544 · Granted Dec 2, 2003