Assignee
Inventors
- Yasuo Takamura (1 patents)
- Masaharu Shimizu (1 patents)
- Takashi Fukuchi (16 patents)
- Fujio Ishizawa (1 patents)
- Akira Miyagi (3 patents)
- Nobuyasu Ochiai (1 patents)
- Atsushi Ikeda (161 patents)
- Kiyoshi Okamura (8 patents)
US Patent 6299674 · Granted Oct 9, 2001