Assignee
Inventors
- Takashi Yonekawa (21 patents)
- Toshio Onuma (37 patents)
- Shuuichi Buma (86 patents)
- Hiroyuki Ikemoto (22 patents)
- Kaoru Ohashi (38 patents)
- Toshio Aburaya (23 patents)
- Kinihito Sato (1 patents)
US Patent 5013062 · Granted May 7, 1991