Assignee
Inventors
- Takahiro Esaki (2 patents)
- Naomi SHIRAI (5 patents)
- Hirokazu Ikeda (46 patents)
- Toshihiro Asoh (1 patents)
- Masaharu Oyama (10 patents)
- Takanobu Kajikawa (3 patents)
- Kenichi Kimori (1 patents)
- Michiteru Shichiro (2 patents)
US Patent 6513893 · Granted Feb 4, 2003