Assignee
Inventors
- Toshiro Kisakibaru (11 patents)
- Akira Kojima (118 patents)
- Yasushi Kato (160 patents)
- Isao Honbori (6 patents)
- Satoshi Bannai (2 patents)
- Tomohiro Chiba (28 patents)
- Toshitaka Kawashima (25 patents)
US Patent 6255220 · Granted Jul 3, 2001