Assignee
Inventors
- Kazutaka Okamoto (34 patents)
- Satoshi Hirano (109 patents)
- Masayuki Doi (32 patents)
- Hisanori Okamura (36 patents)
- Masahisa Inagaki (32 patents)
- Tomio Odakura (11 patents)
- Masaru Tomobe (1 patents)
US Patent 6729526 · Granted May 4, 2004