Assignee
Inventors
- Hiroyuki Ochiai (36 patents)
- Mitsutoshi Watanabe (47 patents)
- Mikiya Arai (8 patents)
- Shigeru Saburi (3 patents)
- Eiji Nakayama (50 patents)
- Akihiro Goto (122 patents)
- Masao Akiyoshi (48 patents)
US Patent 9187831 · Granted Nov 17, 2015