Issued Patents 1997
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5635922 | Apparatus for and method of preventing car collision utilizing laser | Young-Bin Im, Deog S. Cho | 1997-06-03 |
| 5633706 | Optical distance measurement apparatus and method | Young-Bin Im | 1997-05-27 |
| 5623334 | Optical distance measurement apparatus and method using cleaning device | Deog S. Cho | 1997-04-22 |
| 5594413 | Car collision prevention apparatus and method using dual processor and automatic sensor switching function | Je S. Song | 1997-01-14 |