Assignee
Inventors
- Toshihiro Nishii (32 patents)
- Shigeru Yamane (15 patents)
- Shinji Nakamura (131 patents)
- Hidenori Hayashi (12 patents)
- Toru Fujimoto (8 patents)
- Toshiharu Okada (17 patents)
- Izuru Nakai (16 patents)
US Patent 6518515 · Granted Feb 11, 2003