Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4876038 | Apparatus for making a post-foaming gel | Roger D. Ellis | 1989-10-24 |
PW
Paul Wigglesworth
Overall (1989): #70,278 of 140,708Top 50%
1
Patents 1989