Assignee
Inventors
- Yoshiaki Uda (9 patents)
- Takako Yamauchi (1 patents)
- Yasushi Nakagawa (27 patents)
- Toshihiro Ishiguro (7 patents)
- Masahide Oka (9 patents)
- Takamasa Yamaguchi (14 patents)
- Ikuo Nogami (14 patents)
US Patent 5840881 · Granted Nov 24, 1998