Assignee
Inventors
- Toshio Tsuchida (16 patents)
- Hazuki Nagai (3 patents)
- Takashi Nakashima (17 patents)
- Masashi Yoshida (15 patents)
- Kaname Konuki (2 patents)
- Asako Kuroda (2 patents)
- Kunio Isshiki (16 patents)
- Tomio Takeuchi (160 patents)
US Patent 6548695 · Granted Apr 15, 2003