Assignee
Inventors
- Yoshihisa Inoue (86 patents)
- Hiroyoshi Watanabe (31 patents)
- Yasuko Ono (3 patents)
- Masumi Okita (3 patents)
- Daisuke Fukuoka (20 patents)
- Yoshio Motoyama (4 patents)
- Kenji Shimamoto (4 patents)
US Patent 6437194 · Granted Aug 20, 2002