Assignee
Inventors
- Shosaku Fujinami (26 patents)
- Shuichi Nagato (27 patents)
- Takahiro Oshita (36 patents)
- Shinichirou Chiba (2 patents)
- Osamu Kameda (34 patents)
- Toshio Fukuda (61 patents)
- Yoshio Kosaka (6 patents)
US Patent 6161490 · Granted Dec 19, 2000