Assignee
Inventors
- Yukio Shimazaki (3 patents)
- Nobuhiro Kawashima (8 patents)
- Miki Suzuki (2 patents)
- Yasuhito Tanaka (42 patents)
- Ryo Tanaka (108 patents)
- Kiyoshi Sakai (2 patents)
- Hisahiro Ishiwari (2 patents)
US Patent 6207151 · Granted Mar 27, 2001