Assignee
Inventors
- Yoshihito Yasukawa (37 patents)
- Yoshio Okamoto (133 patents)
- Takahiro Saito (125 patents)
- Masanori Ishikawa (55 patents)
- Eiji Ishii (28 patents)
- Nobuaki Kobayashi (83 patents)
- Noriyuki Maekawa (54 patents)
US Patent 8888021 · Granted Nov 18, 2014