Assignee
Inventors
- Koichi Matsuoka (3 patents)
- Minoru Kondo (25 patents)
- Yasunari Terada (1 patents)
- Takashi Nagayama (18 patents)
- Katsuhiko Ibusuki (1 patents)
- Nobuyuki Yagi (22 patents)
- Tsutomu Kinoshita (10 patents)
US Patent 6774514 · Granted Aug 10, 2004