Assignee
Inventors
- Kazuo Yamazaki (159 patents)
- Tsuyonobu Hatazawa (23 patents)
- Takashi Tomita (84 patents)
- Tamon Ikeda (16 patents)
- Ryuichi Nawa (2 patents)
- Yuuichi Ishikawa (5 patents)
- Masanori Hori (28 patents)
US Patent 7091698 · Granted Aug 15, 2006