Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4268351 | Modified urea formaldehyde resin fiber paper | Richard G. C. Henbest | 1981-05-19 |
| 4202959 | Sulfite-modified fibrous resinous material | Richard G. C. Henbest | 1980-05-13 |