Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6806438 | Plasma processing apparatus including a plurality of plasma processing units having reduced variation | Tadahiro Ohmi | 2004-10-19 |
| 6748199 | Portable telephone apparatus and stablly supplying method of reference frequency | — | 2004-06-08 |