Assignee
Inventors
- Takeshi Sakaguchi (41 patents)
- Hirokazu Sugiyama (31 patents)
- Yoshihisa Fujii (35 patents)
- Shinichi Sotome (15 patents)
- Tadayoshi Watanabe (12 patents)
- Koichi Matsuno (53 patents)
- Naoki Kai (10 patents)
US Patent 9082866 · Granted Jul 14, 2015