Issued Patents All Time
Showing 26–50 of 58 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4729935 | Process for the production of photographic images utilizing a negative working diazo contact film | Major S. Dhillon | 1988-03-08 |
| 4707437 | Radiation-polymerizable composition and element containing a photopolymer composition | Carlos Tellechea, Major S. Dhillon | 1987-11-17 |
| 4670507 | Resin | Major S. Dhillon, Gabor I. Koletar | 1987-06-02 |
| 4665124 | Resin | Major S. Dhillon, Gabor I. Koletar | 1987-05-12 |
| 4652604 | Radiation-polymerizable composition and element containing a photopolymer composition | Carlos Tellechea, Major S. Dhillon | 1987-03-24 |
| 4618562 | Aqueous developable lithographic printing plates containing an admixture of diazonium salts and polymers and composition therefor | Shuchen Liu | 1986-10-21 |
| 4575409 | Apparatus for electrolyzing metal sheet | Robert L. Dragon, Lawrence C. Grambo | 1986-03-11 |
| 4554236 | Amino acid stabilizers for water soluble diazonium compound condensation products | Trisha Bentley, Major S. Dhillon | 1985-11-19 |
| 4539285 | Photosensitive negative diazo composition with two acrylic polymers for photolithography | Tulay Duyal | 1985-09-03 |
| 4533619 | Acid stabilizers for diazonium compound condensation products | Major S. Dhillon, Trisha Bentley | 1985-08-06 |
| 4533620 | Light sensitive co-condensates | Thomas A. Dunder | 1985-08-06 |
| 4502925 | Process for aluminum surface preparation | — | 1985-03-05 |
| 4452674 | Electrolytes for electrochemically treated metal plates | Thomas N. Gillich, Stanley F. Wanat, William J. Rozell | 1984-06-05 |
| 4448647 | Electrochemically treated metal plates | Thomas N. Gillich, Stanley F. Wanat, William J. Rozell | 1984-05-15 |
| 4448873 | Negative working diazo contact film | Major S. Dhillon | 1984-05-15 |
| 4436804 | Light-sensitive polymeric diazonium condensates and reproduction compositions and materials therewith | — | 1984-03-13 |
| 4436807 | Developer composition with sodium, lithium and/or potassium salts for developing negative working imaged photographic material | — | 1984-03-13 |
| 4435496 | Photopolymer cleavage imaging system | Tulay Duyal | 1984-03-06 |
| 4416972 | Electrolytic graining of aluminum with nitric and boric acids | Robert L. Dragon, Thomas A. Dunder | 1983-11-22 |
| 4414311 | Cathodic deposition of light sensitive components | Thomas A. Dunder | 1983-11-08 |
| 4399021 | Novel electrolytes for electrochemically treated metal plates | Thomas N. Gillich, Stanley F. Wanat, William J. Rozell | 1983-08-16 |
| 4396468 | Three phase graining of aluminum substrates | — | 1983-08-02 |
| 4388156 | Aluminum electrolysis in non-aqueous monomeric organic acid | Thomas N. Gillich | 1983-06-14 |
| 4383897 | Electrochemically treated metal plates | Thomas N. Gillich, Stanley F. Wanat, William J. Rozell | 1983-05-17 |
| 4381340 | Method of treating lithographic printing plates with 2-propoxyethanol | — | 1983-04-26 |