Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4853267 | Easy open closure system | Shih-Lai Lu | 1989-08-01 |
AW
Andrew Wong
Overall (1989): #131,279 of 140,708Top 95%
1
Patents 1989