Assignee
Inventors
- Kazumasa Takatori (13 patents)
- Naoyoshi Watanabe (16 patents)
- Toshihiko Tani (16 patents)
- Tsuyoshi Sasaki (47 patents)
- Akio Takahashi (174 patents)
- Masahiko Kato (174 patents)
- Akihiko Murakami (7 patents)
US Patent 5958362 · Granted Sep 28, 1999