Assignee
Inventors
- Keigo Fukunishi (11 patents)
- Takeshi Wakada (5 patents)
- Toshio Watanabe (207 patents)
- Takashi Akiyama (125 patents)
- Yasutaka Kuriyama (12 patents)
- Itsuo Nagai (13 patents)
- Norihide Wada (23 patents)
- Ryosuke Umakoshi (10 patents)
US Patent 9115889 · Granted Aug 25, 2015