Assignee
Inventors
- Masafumi Okubo (14 patents)
- Hidetaka Oto (8 patents)
- Keiichi Tanaka (174 patents)
- Hiroo Ishikawa (3 patents)
- Takao Adachi (27 patents)
- Kohei Yamaguchi (60 patents)
- Yuji Kunitake (11 patents)
- Tomonori Nakamura (113 patents)
US Patent 9538375 · Granted Jan 3, 2017