Assignee
Inventors
- Yasuaki Harada (3 patents)
- Gentaro Takasuka (2 patents)
- Tatuo Kato (1 patents)
- Yoshimichi Hanai (1 patents)
- Hiroshi Kamei (1 patents)
- Kazuya Yamada (61 patents)
- Hiroshi Otake (2 patents)
- Mazumi Itaya (2 patents)
US Patent 5090338 · Granted Feb 25, 1992