Assignee
Inventors
- Hironao Konishi (1 patents)
- Tatsuya Yumioka (2 patents)
- Masaharu Tosa (4 patents)
- Takanobu Kashiwagi (5 patents)
- Yukio Sekiguchi (3 patents)
- Tadayoshi Yamamoto (4 patents)
- Hiroyuki Miyata (64 patents)
US Patent 6724559 · Granted Apr 20, 2004