Assignee
Inventors
- Kiyoshi Yasui (7 patents)
- Masahiro Onodera (7 patents)
- Masamichi Sukegawa (31 patents)
- Tatsuo Watanabe (25 patents)
- Yuichi Yamamoto (9 patents)
- Yasushi Murai (19 patents)
- Katsuharu Iinuma (14 patents)
US Patent 6441162 · Granted Aug 27, 2002