Issued Patents 1982
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4345015 | Dispersion-heat process employing hydrophobic silica for producing spherical electrophotographic toner powder | Roelof R. Hendriksma | 1982-08-17 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4345015 | Dispersion-heat process employing hydrophobic silica for producing spherical electrophotographic toner powder | Roelof R. Hendriksma | 1982-08-17 |