Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8767800 | Protection relay device and protection relay method | Takaaki Ohnari, Katsuhiko Sekiguchi, Shogo Miura, Masayuki Kawamata | 2014-07-01 |
| 8604948 | Protection control monitoring device | — | 2013-12-10 |
| 6246414 | Image processing in which polygon is divided | — | 2001-06-12 |