Issued Patents 2004
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6822802 | Terrestrial telescope with digital camera | Hirokatsu Nakano, Shuichi Tominaga, Takayuki Ishida | 2004-11-23 |
| 6810712 | Split die and die nib defined by the same | — | 2004-11-02 |
| 6698904 | Safety device for telescope | Masao Niino, Shiroh Iiyama | 2004-03-02 |