Assignee
Inventors
- Harumichi Tokuyama (8 patents)
- Makoto Nishizawa (38 patents)
- Jun Koike (44 patents)
- Akihide Okube (1 patents)
- Fumiyuki Katoh (5 patents)
- Hiroyuki Onuma (22 patents)
- Katsuhito Ogura (5 patents)
- Katsuyoshi Kido (3 patents)
US Patent 6821103 · Granted Nov 23, 2004