Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6499820 | Apparatus and method of generating waveform for driving ink jet print head | — | 2002-12-31 |
| 6474762 | Driving waveform generating device and method for ink-jet recording head | Shuji Otsuka | 2002-11-05 |