Assignee
Inventors
- Tetsuya Tahara (20 patents)
- Minoru Moriwaki (33 patents)
- Kenji Chiba (16 patents)
- Shunichi Manabe (3 patents)
- Masanori Shindo (16 patents)
- Takashi Nakagawa (21 patents)
- Takeshi Nakamura (21 patents)
US Patent 5753649 · Granted May 19, 1998