Assignee
Inventors
- Shimpei Tsujikawa (20 patents)
- Yasuhiko Akamatsu (5 patents)
- Hiroshi Umeda (50 patents)
- Jiro Yugami (33 patents)
- Masaharu Mizutani (12 patents)
- Masao Inoue (78 patents)
- Junichi Tsuchimoto (22 patents)
- Kouji Nomura (7 patents)
US Patent 7863125 · Granted Jan 4, 2011