Assignee
Inventors
- Katsumi Kanasaki (21 patents)
- Kenji Joko (12 patents)
- Osamu Saito (159 patents)
- Hideaki Matsumoto (30 patents)
- Minoru Fujii (18 patents)
- Takaharu Izuno (7 patents)
- Mitsuaki Hayashi (32 patents)
US Patent 9820410 · Granted Nov 14, 2017