Assignee
Inventors
- Kazumasa Tsukamoto (122 patents)
- Masahiro Hayabuchi (99 patents)
- Mitsutaka ITO (5 patents)
- Takuya Ogino (3 patents)
- Akitoshi Kato (13 patents)
- Tokuyuki Takahashi (26 patents)
- Masafumi Kinoshita (35 patents)
US Patent 5951433 · Granted Sep 14, 1999