Assignee
Inventors
- Naoshi Kawamoto (18 patents)
- Yasuhiro Shiraishi (39 patents)
- Atsuko Sawai (1 patents)
- Yuji Ando (95 patents)
- Shinji Nakata (17 patents)
- Hisanobu Minamizawa (5 patents)
- Ichiro Sakabe (1 patents)
- Katsuhiko Ohno (10 patents)
US Patent 6489426 · Granted Dec 3, 2002