Issued Patents 2003
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6506295 | Cathodic protection method and device for metal structure | Masahiro Takahashi, Yasuhiko Takahashi | 2003-01-14 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6506295 | Cathodic protection method and device for metal structure | Masahiro Takahashi, Yasuhiko Takahashi | 2003-01-14 |