Assignee
Inventors
- Hiroshi Tomonaga (27 patents)
- Naoki Matsuoka (57 patents)
- Miwako Watanabe (2 patents)
- Satoshi Kuroyanagi (64 patents)
- Yutaka Ezaki (17 patents)
- Akira Hakata (2 patents)
- Ryuichi Takechi (38 patents)
- Masaaki Kawai (30 patents)
US Patent 5610913 · Granted Mar 11, 1997