Assignee
Inventors
- Yukihiro Kusano (24 patents)
- Mahito Fuji (1 patents)
- Masato Yoshikawa (110 patents)
- Kazuo Naito (37 patents)
- Fumihiro Matsuyama (2 patents)
- Yoshio Nohara (4 patents)
- Setsuo Akiyama (14 patents)
US Patent 5686505 · Granted Nov 11, 1997