Assignee
Inventors
- Masaaki Tanaka (138 patents)
- Shigeo Numazawa (21 patents)
- Katsuya Ishii (14 patents)
- Hideaki Sato (173 patents)
- Shin Honda (17 patents)
- Yoshiyuki Okamoto (91 patents)
- Junichiro Kanamori (4 patents)
- Tadayoshi Terao (15 patents)
US Patent 6615603 · Granted Sep 9, 2003