Assignee
Inventors
- Toru Chiba (31 patents)
- Yoshimi Obara (12 patents)
- Makoto Hashizume (20 patents)
- Takayuki Matsumoto (1 patents)
- Kozo Konishi (1 patents)
- Morimasa Tomikawa (1 patents)
- Masaharu Murata (5 patents)
US Patent 9468381 · Granted Oct 18, 2016