Assignee
Inventors
- Hiroshi Arita (50 patents)
- Takahide Matsuo (7 patents)
- Satoshi Watahiki (7 patents)
- Shingo Shirakawa (23 patents)
- Naoki Kasahara (3 patents)
- Shinichi Kondo (82 patents)
- Tokio Yamagiwa (35 patents)
US Patent 6525917 · Granted Feb 25, 2003