Assignee
Inventors
- Takeshi Miyazaki (242 patents)
- Matsuomi Nishimura (23 patents)
- Kazuo Isaka (46 patents)
- Kazumi Tanaka (74 patents)
- Toshikazu Ohnishi (73 patents)
- Yoshito Yoneyama (13 patents)
- Hidehito Takayama (16 patents)
US Patent 5599502 · Granted Feb 4, 1997