Assignee
Inventors
- Katsunori Hayashi (28 patents)
- Akihiko Kanouda (72 patents)
- Tadashi Takahashi (173 patents)
- Hideaki Horie (124 patents)
- Kenichi Onda (46 patents)
- Yasuo Abe (9 patents)
- Masayoshi Sato (47 patents)
US Patent 5638264 · Granted Jun 10, 1997