Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5102730 | Erasable reproduction material | Peter Muller, Leonard Kreicas, George Schmitz | 1992-04-07 |
| 4792515 | Erasable diazotype material | Peter Muller, George Schmitz | 1988-12-20 |
| 4743524 | Diazotype composition with a non-migrating yellow coupler of controlled coupling energy | Peter Muller, Leonard Kreicas | 1988-05-10 |
| 4569888 | Transparentized paper sheet | Peter Muller, Leonard Kreicas | 1986-02-11 |
| 4478926 | Zinc sulfonates and their use in diazotypy | Peter Muller | 1984-10-23 |
| 4416950 | Transparent fibrous sheets | Peter Muller, Leonard Kreicas | 1983-11-22 |
| 4403028 | Light sensitive diazonium salts and diazotype materials | Arthur Gusmano, Peter Muller | 1983-09-06 |
| 4343884 | Diazotype developing process and acidic developer with amine base salt | Peter Muller | 1982-08-10 |
| 4271227 | Transparent fibrous sheets and process for making | Peter Muller | 1981-06-02 |