Assignee
Inventors
- Raymond F. Watts (51 patents)
- Yasuhiro Murakami (40 patents)
- Katherine M. Richard (3 patents)
- Makoto Maeda (51 patents)
- Yukio Ueda (21 patents)
- Yoshi Arakawa (1 patents)
- Takao Ishikawa (66 patents)
US Patent 6337309 · Granted Jan 8, 2002