Paragon Optical Inc.
5Patents
0Active
5Granted
28Portfolio score
Filing activity: Jul 14, 1982 → May 19, 1986
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4769431A | Polyacryloxyalkylsilanol lens composition, articles and method of manufacture | Physics | 36 | Expired |
| US4661573A | Lens composition articles and method of manufacture | Physics | 35 | Expired |
| US4582884A | Lens composition, article and method of manufacture | Physics | 31 | Expired |
| US4419505A | Contact lens composition, article and method of manufacture | Chemistry; Metallurgy | 20 | Expired |
| US4535138A | Silane ester contact lens composition, article and method of manufacture | Chemistry; Metallurgy | 6 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.