Assignee
Inventors
- Katsuichi Minami (8 patents)
- Masaki Nakase (13 patents)
- Koji Sakai (146 patents)
- Takehiko Konja (7 patents)
- Yasuchika Kudo (23 patents)
- Yusho Nakase (36 patents)
- Katsumasa Yamaguchi (22 patents)
US Patent 6886221 · Granted May 3, 2005