Assignee
Inventors
- Takahiro Kumonaka (5 patents)
- Takema Hase (3 patents)
- Tomoji Aotsuka (17 patents)
- Toshio Kurihara (9 patents)
- Yoshiyuki Nakamura (79 patents)
- Tetsuo Matsui (11 patents)
- Hiromichi Ishikawa (12 patents)
- Fujio Kobayashi (42 patents)
US Patent 5635505 · Granted Jun 3, 1997