Assignee
Inventors
- Koichiro Kaku (12 patents)
- Nobuhide Wada (22 patents)
- Akira Takeuchi (5 patents)
- Yasufumi Toyokawa (11 patents)
- Takeshige Miyazawa (32 patents)
- Ryo Yoshida (76 patents)
- Kazuhiko Sugiyama (7 patents)
US Patent 5087289 · Granted Feb 11, 1992