Assignee
Inventors
- Haruo Koharagi (35 patents)
- Tsukasa Taniguchi (9 patents)
- Miyoshi Takahashi (19 patents)
- Shinichi Wakui (10 patents)
- Yasuo Fukushima (28 patents)
- Haruo Miura (36 patents)
- Naohiko Takahashi (21 patents)
US Patent 6369478 · Granted Apr 9, 2002