Assignee
Inventors
- Hirotaka Fukuyama (17 patents)
- Tetsuya Nakamura (153 patents)
- Haruki Kinoshita (4 patents)
- Masayoshi Aihara (5 patents)
- Katsumi Murano (6 patents)
- Masanori Terasaki (6 patents)
- Toshihiko Nannichi (8 patents)
US Patent 5278581 · Granted Jan 11, 1994