Assignee
Inventors
- Nobuo Takami (57 patents)
- Kazuyuki Sugihara (35 patents)
- Takayuki Maruta (25 patents)
- Kazuo Nojima (16 patents)
- Noboru Sawayama (38 patents)
- Kaoru Yoshimatsu (1 patents)
- Katsuji Watabe (3 patents)
- Takuji Yoneda (10 patents)
US Patent 5384628 · Granted Jan 24, 1995