Assignee
Inventors
- Hirofumi Imaoka (6 patents)
- Satoru Moriya (33 patents)
- Tetsuji Suzuki (97 patents)
- Fujiko Koyama (4 patents)
- Ryusaku Takahashi (36 patents)
- Yasuo Ishizaka (8 patents)
- Motomu Takada (2 patents)
US Patent 6174060 · Granted Jan 16, 2001