Assignee
Inventors
- Takako Okada (8 patents)
- Shigeru Kambayashi (11 patents)
- Moto Yabuki (17 patents)
- Shinji Onga (6 patents)
- Yoshitaka Tsunashima (79 patents)
- Yuuichi Mikata (46 patents)
- Haruo Okano (90 patents)
US Patent 6093243 · Granted Jul 25, 2000