Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9332905 | Diagnostic method and system for detecting early age-related macular degeneration, maculopathies and cystoid macular edema post cataract surgery | — | 2016-05-10 |
| 9144379 | Diagnostic method and system for detecting early age macular degeneration, maculopathies and cystoid macular edema post cataract surgery | — | 2015-09-29 |
| 8272739 | Device and method for calibrating retinoscopes | — | 2012-09-25 |
| 8272740 | Device and method for calibrating retinoscopes | — | 2012-09-25 |
| 5650839 | Retinoscope assembly with scale | — | 1997-07-22 |
| 5500698 | Optical instruments such as retinoscopes which may incorporate multiple lens assemblies and methods of calibrating such instruments | — | 1996-03-19 |
| 5430508 | Refraction techniques using modified streak retinoscope assembly | — | 1995-07-04 |
| 5285224 | Methods and apparatus for determining refractive error | — | 1994-02-08 |
| 5120124 | Devices for determining the crossed cylinder powers and axes for multiple lens sets | — | 1992-06-09 |
| 5104214 | Trial frames, adjustable spectacles and associated lens systems | — | 1992-04-14 |
| 4943162 | Astigmatic self-refractor and method of use | — | 1990-07-24 |
| 4840479 | Crossed cylinder lenses refractor with three-lens variable crossed cylinder assembly and method of use | — | 1989-06-20 |
| 4820040 | Crossed cylinder lenses refractor and method of use | — | 1989-04-11 |