Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5280221 | Thin-film cold cathode structure and device using the same | Shinji Okamoto | 1994-01-18 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5280221 | Thin-film cold cathode structure and device using the same | Shinji Okamoto | 1994-01-18 |