Assignee
Inventors
- Yoshio Inasawa (20 patents)
- Izuru Naito (9 patents)
- Shigeru Makino (9 patents)
- Naofumi Yoneda (62 patents)
- Moriyasu Miyazaki (37 patents)
- Yoshihiko Konishi (21 patents)
- Shuji Urasaki (23 patents)
US Patent 6741216 · Granted May 25, 2004