Assignee
Inventors
- Tomoko Maeda (2 patents)
- Kaoru Kudou (1 patents)
- Masayuki Fujioka (1 patents)
- Keita Sakai (21 patents)
- Takashi Ishimura (4 patents)
- Susumu Fukushima (35 patents)
- Nobuhiko Mutoh (14 patents)
- Kazunari Takahashi (57 patents)
US Patent 9947146 · Granted Apr 17, 2018