Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4879380 | Process for conditioning crude polyhalogenated pigments using a heterocyclic organic solvent | John Henry Banties | 1989-11-07 |
| 4859770 | Process for making alpha-phase phthalocyanine blue pigment comprising substantially 100 percent isometric crystals | Timothy G. Leary, Arvind S. Patil | 1989-08-22 |
| 4853039 | Process for making a phthalocyanine pigment dispersion | John H. Bantjes, Timothy G. Leary | 1989-08-01 |
| 4709021 | Copper phthalocyanine pigments | Timothy G. Leary | 1987-11-24 |
| 4615868 | Apparatus for purifying copper phthalocyanine pigment | Matthew K. L. Wong, Rodney Schroeder | 1986-10-07 |
| 4589922 | Fluidized pigment presscake | — | 1986-05-20 |
| 4404036 | Easily dispersing phthalocyanine blue | — | 1983-09-13 |