Assignee
Inventors
- Miharu Kanaya (41 patents)
- Akio Owatari (25 patents)
- Junko Takatsuna (2 patents)
- Masahiro Yatake (61 patents)
- Hiroko Hayashi (41 patents)
- Takashi Ono (287 patents)
- Yoshihiro Sawatari (7 patents)
- Tatsuya Yagyu (17 patents)
US Patent 5616174 · Granted Apr 1, 1997