Assignee
Inventors
- Hideaki Takahashi (584 patents)
- Keiichi Saji (11 patents)
- Jiro Sakata (14 patents)
- Tadashi Inaba (54 patents)
- Tadashi Nakamura (275 patents)
- Yumi Masuoka (4 patents)
- Toshitaka Saito (25 patents)
- Akio Tanaka (97 patents)
US Patent 6607643 · Granted Aug 19, 2003