Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5638863 | Amplifying system for solenoid controlled proportion valve | Bong-Dong Whang | 1997-06-17 |
SL
Seong Ho Lee
Overall (1997): #79,806 of 185,788Top 45%
1
Patents 1997