Assignee
Inventors
- Masahito Ijuin (11 patents)
- Toru Nishikawa (43 patents)
- Ryohei Sato (15 patents)
- Mitsugu Shirai (18 patents)
- Yuzo Taniguchi (18 patents)
- Kosuke Inoue (73 patents)
- Masahide Harada (49 patents)
- Tetsuya Hayashida (32 patents)
US Patent 6471115 · Granted Oct 29, 2002