Assignee
Inventors
- Narihiro Matoba (56 patents)
- Masaru Ohnishi (133 patents)
- Masaaki Tanioka (4 patents)
- Yukio Kodama (23 patents)
- Yoshifumi Imanaka (9 patents)
- Hiroaki Furuta (5 patents)
- Eisaku Tomita (3 patents)
US Patent 6263111 · Granted Jul 17, 2001