Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4855404 | Process and equipment for processing thermoplastic polymers | Kun S. Hyun, Patrick M. Russell | 1989-08-08 |
SB
Stephen R. Betso
Overall (1989): #55,913 of 140,708Top 40%
1
Patents 1989