Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6810552 | Cleaning tool for optical connector | Ai Fukuhara, Hitoshi Goto, Kazuya Sawa, Kiyoshi Nara | 2004-11-02 |
| 6681437 | Cleaning tool for optical fiber connectors | Hitoshi Goto, Isao Iwakane | 2004-01-27 |