Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5326829 | Process for the production of activated polyethers | William E. Slack | 1994-07-05 |
| 5312971 | Color reduction of polymethylene polyphenyl polyisocyanates | Clarence D. Blue | 1994-05-17 |