Assignee
No assignee recorded.
Inventors
- Takao Kawaki (13 patents)
- Akikazu Amagai (23 patents)
- Toshiaki Yamada (66 patents)
- Hidefumi Harada (49 patents)
- Hajime Ban (6 patents)
- Yuji Takeda (53 patents)
- Koji Yamamoto (311 patents)
US Patent 5543474 · Granted Aug 6, 1996
No assignee recorded.