Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4889670 | Process for manufacturing green and ceramic foam | Ronald J. Thompson, James P. Russell, Joseph M. Yarkovsky | 1989-12-26 |
NG
Nur R. Gurak
Overall (1989): #72,211 of 140,708Top 55%
1
Patents 1989