Assignee
Inventors
- Shigeru Matsumura (36 patents)
- Kohei Kato (28 patents)
- Katsushi Sugai (3 patents)
- Koichi Shiroyama (1 patents)
- Mitsutoshi Higashi (132 patents)
- Akinori Shiraishi (66 patents)
- Hideaki Sakaguchi (87 patents)
US Patent 8922232 · Granted Dec 30, 2014