Assignee
Inventors
- Masayoshi Sekine (67 patents)
- Junichi Murakami (78 patents)
- Shigeru Ogino (46 patents)
- Hiroyuki Takahara (22 patents)
- Masamichi Toyama (54 patents)
- Sadahiko Tsuji (56 patents)
- Shigeyuki Suda (62 patents)
- Jun Tokumitsu (33 patents)
US Patent 5289318 · Granted Feb 22, 1994