Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6178706 | Movement limiting device for bridge bearing | Chiaki Sudo | 2001-01-30 |
| 4509061 | Method and apparatus for forming photographic record of sound field | Kazuyoshi Iida | 1985-04-02 |