Issued Patents 1997
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5684303 | Pyroelectric infrared radiation detector | Sung-Soo Lee | 1997-11-04 |
| 5637040 | Infrared object detector | Sung-Soo Lee, Won-Kyo Jung | 1997-06-10 |
| 5634846 | Object detector for air conditioner | Sung-Soo Lee, Won-Kyo Jung | 1997-06-03 |