Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5409803 | Single-phase developers for lithograpic printing elements | Llandro C. Santos | 1995-04-25 |
| 4714670 | Developer including an aliphatic cyclic carbonate in the oil phase emulsion | Llandro C. Santos | 1987-12-22 |
| 4608331 | Photosensitive plates with diazonium composition layer and polyurethane photopolymer with unsaturation in side chain overlayer | Carl Bernstein, Konstantinos Arvanitis | 1986-08-26 |
| 4576899 | Method for enhancing apparent photospeed of diazonium plates by using thiocyanate to insolubilize diazonium compound after photolysis | Llandro C. Santos | 1986-03-18 |
| 4499170 | Lithographic plates and photoresists having stabilized photosensitive diazo resin with theophylline derivative | Llandro C. Santos | 1985-02-12 |
| 4201685 | Liquid developers for electrostatic images comprising an aliphatic hydrocarbon, binder, polymeric carbamate and a cresol | — | 1980-05-06 |