Assignee
Inventors
- Junichi Shimada (28 patents)
- Yoshihisa Ohta (7 patents)
- Kotaro Takasaki (2 patents)
- Miho Suda (1 patents)
- Hideaki Kusaka (9 patents)
- Hiroshi Yano (3 patents)
- Satoshi Nakanishi (9 patents)
- Yuzuru Matsuda (18 patents)
US Patent 6489331 · Granted Dec 3, 2002