Assignee
Inventors
- Koji Kawai (97 patents)
- Masahiro Yamashita (73 patents)
- Yasushi Tohi (32 patents)
- Nobuo Kawahara (16 patents)
- Kenji Michiue (16 patents)
- Hiromu Kaneyoshi (11 patents)
- Ryoji Mori (32 patents)
US Patent 7449533 · Granted Nov 11, 2008