Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4876038 | Apparatus for making a post-foaming gel | Paul Wigglesworth | 1989-10-24 |
| 4857241 | Apparatus for making post-foaming gels and method | Alan Straw | 1989-08-15 |
RE
Roger D. Ellis
Overall (1989): #17,289 of 140,708Top 15%
2
Patents 1989