Assignee
Inventors
- Takayuki Yagi (148 patents)
- Yasuyuki Tamura (115 patents)
- Akira Asai (85 patents)
- Tatsuo Furukawa (64 patents)
- Katsuhiko Shinjo (26 patents)
- Hidenori Watanabe (33 patents)
- Mamoru Tsukada (8 patents)
- Yoshimasa Okamura (22 patents)
US Patent 6447085 · Granted Sep 10, 2002