Issued Patents 1997
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5666020 | Field emission electron gun and method for fabricating the same | — | 1997-09-09 |
| 5627402 | Variable-capacitance device and semiconductor integrated circuit device having such variable-capacitance device | — | 1997-05-06 |
| 5620350 | Method for making a field-emission type electron gun | — | 1997-04-15 |