Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5661503 | Polycrystalline silicon-based substrate for liquid jet recording head, process for producing said substrate, liquid jet recording head in which said substrate is used, and liquid jet recording apparatus in which said substrate is used | — | 1997-08-26 |
| 5596357 | Liquid jet recording substrate, the method of manufacture therefor, a liquid jet recording head using such a substrate, and a recording apparatus provided with such a recording head | — | 1997-01-21 |