Issued Patents 2004
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6827867 | Method for manufacturing printed wiring board | Takashi Kataoka, Yutaka Hirasawa | 2004-12-07 |
| 6716572 | Manufacturing process for printed wiring board | Takashi Kataoka, Yutaka Hirasawa, Naotomi Takahashi | 2004-04-06 |
| 6688772 | Retainer for ball bearing, and ball bearing including the same | Shigenori Hoya | 2004-02-10 |