Issued Patents 2004
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6833600 | Optical component and method manufacturing the same | Jun Fujinawa | 2004-12-21 |
| 6748959 | Carbon layer forming method | Makoto Kashiwaya | 2004-06-15 |
| 6688951 | Thermal head lapping apparatus | Makoto Kashiwaya | 2004-02-10 |