Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7061692 | Ultra-lightweight electromagnetic wave concentrator and method for manufacture thereof | Hironori Sahara | 2006-06-13 |
| 6811271 | Electromagnetic wave focusing device | Yukio Hayakawa | 2004-11-02 |