Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4824980 | Process to produce O-silyl O,N-ketene acetals | William James Schulz, Jr. | 1989-04-25 |
JS
John L. Speier
Overall (1989): #92,767 of 140,708Top 70%
1
Patents 1989