Assignee
Inventors
- Susumu Okamura (54 patents)
- Masao Shiimoto (1 patents)
- Katsuro Watanabe (66 patents)
- Masashige Sato (36 patents)
- Keiichi Nagasaka (38 patents)
- Yo Sato (115 patents)
- Masukazu Igarashi (45 patents)
US Patent 9437222 · Granted Sep 6, 2016