Assignee
Inventors
- Takashi Ishizaka (9 patents)
- Shinichi Nakano (56 patents)
- Yukihiro Yasuda (2 patents)
- Akira Shigihara (4 patents)
- Tomoyasu Satou (3 patents)
- Ryushi Tsubota (3 patents)
- Hiroshi Yamura (1 patents)
- Tsuneo Akamatsu (1 patents)
US Patent 5495833 · Granted Mar 5, 1996