Issued Patents 2002
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6447107 | Printing head and ink jet recording apparatus using the same | Yuji Chino | 2002-09-10 |
| 6424048 | Semiconductor chip, semiconductor device, circuit board and electronic equipment and production methods for them | Kazushige Umetsu, Jun Amako, Shinichi Yotsuya | 2002-07-23 |
| 6375310 | Ink jet head, manufacturing method therefor, and ink jet recording apparatus | Hiroshi Koeda | 2002-04-23 |