Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5477270 | Distance-adaptive microphone for video camera | — | 1995-12-19 |
| 4928197 | Lock for video tape cassette | Ju-Yeol Oh | 1990-05-22 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5477270 | Distance-adaptive microphone for video camera | — | 1995-12-19 |
| 4928197 | Lock for video tape cassette | Ju-Yeol Oh | 1990-05-22 |