Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5686801 | Cathode current detecting method and detecting circuit capable of correctly detecting cathode current by clamping leak current at 0 V | Hiroya Ikeda | 1997-11-11 |
| 5610630 | Graphic display control system | Hiroshi Nakamura | 1997-03-11 |