Assignee
Inventors
- Mastoshi Hirono (1 patents)
- Masayuki Sekimura (14 patents)
- Makoto Asakura (44 patents)
- Yoriyuki Ishibashi (10 patents)
- Takao Ohmi (9 patents)
- Yasuo Motegi (6 patents)
- Minoru Yonezawa (37 patents)
US Patent 6633531 · Granted Oct 14, 2003