Assignee
Inventors
- Yasuhiro Morii (19 patents)
- Fumio Matsukawa (11 patents)
- Akira Tsumura (21 patents)
- Shin Tahata (15 patents)
- Masaya Mizunuma (18 patents)
- Akira Tamatani (20 patents)
- Masayuki Fujii (31 patents)
- Yasuo Fujita (20 patents)
US Patent 6335779 · Granted Jan 1, 2002