Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5650827 | Apparatus for displaying inhibited menu functions in a television receiver | Koki Tsumori | 1997-07-22 |
| 5649094 | Self-service diagnostic unit for plural functional devices | Koki Tsumori | 1997-07-15 |