Assignee
Inventors
- Toyonobu Yamada (13 patents)
- Tadashi Morishima (2 patents)
- Katsumi Kinoshita (3 patents)
- Takayuki Akatsuka (4 patents)
- Hiroshi Horai (2 patents)
- Yasuo Hirano (43 patents)
- Masanori Ohashi (22 patents)
- Takeo Kaito (3 patents)
US Patent 9660507 · Granted May 23, 2017