Assignee
Inventors
- Hiromichi Yamada (108 patents)
- Fumio Murabayashi (44 patents)
- Tatsumi Yamauchi (73 patents)
- Noriyasu Ido (10 patents)
- Yoshikazu Kiyoshige (8 patents)
- Takahiro Nishiyama (30 patents)
- Eiki Kamada (15 patents)
US Patent 5931895 · Granted Aug 3, 1999