Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5116684 | Composite ophthalmic lens | Anthony R. Olszewski | 1992-05-26 |
| 4793703 | Laminated glass lenses | — | 1988-12-27 |
| 4440944 | Fire retardant epoxy resins containing 3-hydroxyalkylphosphine oxides | Joseph Green | 1984-04-03 |
| 4380571 | Fire retardant epoxy resins containing 3-hydroxyalkylphosphine oxides | Joseph Green | 1983-04-19 |
| 4377653 | Mixed ether compositions containing oligomers of polyfunctional phosphine oxides: flame retardants for polymers | — | 1983-03-22 |
| 4345059 | Fire retardant epoxy resins containing 3-hydroxyalkylphosphine oxides | Joseph Green | 1982-08-17 |