Assignee
Inventors
- Hajime Kasahara (7 patents)
- Norio Matsui (41 patents)
- Masakazu Matsui (13 patents)
- Naoto Edo (2 patents)
- Kengo Nakao (8 patents)
- Toshiya Kumagai (15 patents)
- Takaaki Manabe (8 patents)
- Mitsugu Sohma (5 patents)
US Patent 9159898 · Granted Oct 13, 2015