Assignee
Inventors
- Tsuyoshi Miyazaki (5 patents)
- Hiromitsu Nakajima (1 patents)
- Shuji Ichikawa (29 patents)
- Yasumi Koinuma (12 patents)
- Kazuo Matsuyama (24 patents)
- Koji Kamenosono (2 patents)
- Yoshihiro Minoshima (2 patents)
US Patent 5594090 · Granted Jan 14, 1997