Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4839331 | Carbonaceous adsorbents from pyrolyzed polysulfonated polymers | William R. Betz, Noah Borenstein | 1989-06-13 |
SM
Stephen G. Maroldo
Overall (1989): #55,165 of 140,708Top 40%
1
Patents 1989