Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5516056 | Videotape cassette | In-Su Han | 1996-05-14 |
| 5411219 | Videotape cassette case | Gil-Goo Yi, Duk-Kyoon Yoon | 1995-05-02 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5516056 | Videotape cassette | In-Su Han | 1996-05-14 |
| 5411219 | Videotape cassette case | Gil-Goo Yi, Duk-Kyoon Yoon | 1995-05-02 |