Assignee
Inventors
- Eiichiro Fukusaki (12 patents)
- Hiroshi Takahama (3 patents)
- Minako Hada (1 patents)
- Yasuyuki Kimura (65 patents)
- Hiroyuki Yuasa (17 patents)
- Yutaka Nakazono (9 patents)
- Shuji Senda (31 patents)
- Tetsuo Omata (14 patents)
US Patent 5213975 · Granted May 25, 1993