Assignee
Inventors
- Yasuaki Takakura (5 patents)
- Seiichi Hara (35 patents)
- Toshiki Taba (3 patents)
- Shunichi Suzuki (54 patents)
- Masakazu Sugiyama (63 patents)
- Kunihiko Watanabe (97 patents)
- Kenzo Yokozeki (73 patents)
US Patent 8394940 · Granted Mar 12, 2013