Issued Patents 2011
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8059377 | Protection device, protection method using the same, method for processing signal using the same, and method for detecting quantity of electricity using the same | Tomoya Shigemi, Takuya Ishii, Noboru Nakashima | 2011-11-15 |