Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5635922 | Apparatus for and method of preventing car collision utilizing laser | Jung S. Cho, Deog S. Cho | 1997-06-03 |
| 5633706 | Optical distance measurement apparatus and method | Jung S. Cho | 1997-05-27 |