Issued Patents 2004
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6822158 | Thin-film solar cell and manufacture method therefor | Takashi Ouchida | 2004-11-23 |
| 6722223 | Ball screw | Toru Kanda, Daisuke Maruyama | 2004-04-20 |
| 6708544 | Thread rolling die and process for the production thereof | — | 2004-03-23 |