Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5607611 | Operating switch of microwave oven and control circuit thereof | — | 1997-03-04 |
SL
Sung Ho Lee
Overall (1997): #73,534 of 185,788Top 40%
1
Patents 1997