Assignee
Inventors
- Masaru Toko (22 patents)
- Masahiko Nakayama (101 patents)
- Kuniaki SUGIURA (17 patents)
- Yutaka Hashimoto (60 patents)
- Tadashi Kai (111 patents)
- Akiyuki MURAYAMA (16 patents)
- Tatsuya Kishi (130 patents)
US Patent 9368717 · Granted Jun 14, 2016