Issued Patents All Time
Showing 126–148 of 148 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5793465 | Toric surfacecasting | Ronald D. Blum | 1998-08-11 |
| 5789015 | Impregnation of plastic substrates with photochromic additives | Ronald D. Blum, Venkatramani S. Iyer | 1998-08-04 |
| 5728156 | Prismatic intraocular lenses and related methods of in situ alteration of their optical characteristics | Ronald D. Blum | 1998-03-17 |
| 5702819 | Composite lenses | Ronald D. Blum, Venkatramani S. Iyer, Paul J. Nagg | 1997-12-30 |
| 5683457 | Prismatic intraocular lenses and related method of using such lenses to restore vision in patients with central field loss | Richard J. Mackool | 1997-11-04 |
| 5598234 | Method of manufacturing toric single vision, spherical or aspheric bifocal, multifocal or progressive contact lenses | Ronald D. Blum | 1997-01-28 |
| 5531940 | Method for manufacturing photochromic lenses | Ronald D. Blum | 1996-07-02 |
| 5528321 | Method of manufacturing contact lenses | Ronald D. Blum | 1996-06-18 |
| 5517259 | Method of manufacturing toric single vision, spherical or aspheric bifocal, multifocal or progressive contact lenses | Ronald D. Blum | 1996-05-14 |
| 5512371 | Composite lenses | Ronald D. Blum, Venkatramani S. Iyer, Paul J. Nagg | 1996-04-30 |
| 5480600 | Method for manufacturing thin progressive addition lenses | Ronald D. Blum | 1996-01-02 |
| 5470892 | Polymerizable resin for forming clear, hard plastics | Ronald D. Blum | 1995-11-28 |
| 5406341 | Toric single vision, spherical or aspheric bifocal, multifocal or progressive contact lenses and method of manufacturing | Ronald D. Blum | 1995-04-11 |
| 5319023 | Optical lenses, haptics therefor and optical lens bodies having haptics | — | 1994-06-07 |
| 5316702 | Method of producing durable bonds between an optical preform and an optical resin layer cast on the preform surface | Ronald D. Blum, Steve Bennington | 1994-05-31 |
| 5274038 | Controlled surface optical lens and method of surface alteration | — | 1993-12-28 |
| 5194456 | UV absorbers and PMMA material containing such absorbers | — | 1993-03-16 |
| 5112351 | Multifocal intraocular lenses | Bruce A. Christie | 1992-05-12 |
| 5106930 | Contact lenses | — | 1992-04-21 |
| 5080472 | Multifocal optical lens | — | 1992-01-14 |
| 4834750 | Deformable-elastic intraocular lens | — | 1989-05-30 |
| 4813956 | Method of forming single-piece intraocular lens and core member and lens formed thereby | — | 1989-03-21 |
| 4655770 | Surface passivated intraocular lens | Robert L. Van Osdel | 1987-04-07 |