Assignee
Inventors
- Masayoshi Usui (121 patents)
- Unknown
- Koichi Hayashi (107 patents)
- Shigeyuki Ishida (2 patents)
- Tetsuo Ogata (15 patents)
- Nagahisa Amano (2 patents)
- Koji Kurita (1 patents)
- Shu Yotsumoto (3 patents)
US Patent 8584742 · Granted Nov 19, 2013