Issued Patents All Time
Showing 1–24 of 24 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7781554 | Polysiloxanes and polysiloxane prepolymers with vinyl or epoxy functionality | Yu-Chin Lai, Weihong Lang, Ivan M. Nunez | 2010-08-24 |
| 7691917 | Silcone-containing prepolymers | Yu-Chin Lai, Weihong Lang | 2010-04-06 |
| 7632876 | Polysiloxane prepolymers for biomedical devices | Yu-Chin Lai, Weihong Lang | 2009-12-15 |
| 7482416 | Prepolymers for improved surface modification of contact lenses | Yu-Chin Lai | 2009-01-27 |
| 7423074 | Polysiloxane prepolymers for biomedical devices | Yu-Chin Lai, Weihong Lang | 2008-09-09 |
| 7411029 | Prepolymers for improved surface modification of contact lenses | Yu-Chin Lai | 2008-08-12 |
| 7399795 | Surface modification of contact lenses | Yu-Chin Lai | 2008-07-15 |
| 7279538 | Aromatic-based polysiloxane prepolymers and ophthalmic devices produced therefrom | Yu-Chin Lai | 2007-10-09 |
| 7176268 | Prepolymers for improved surface modification of contact lenses | Yu-Chin Lai | 2007-02-13 |
| 7132492 | High refractive index aromatic-based prepolymer precursors | Yu-Chin Lai | 2006-11-07 |
| 7132493 | High refractive index aromatic-based prepolymer precursors | Yu-Chin Lai | 2006-11-07 |
| 7098288 | High refractive index aromatic-based prepolymers | Yu-Chin Lai | 2006-08-29 |
| 7084188 | Surface modification of contact lenses | Yu-Chin Lai | 2006-08-01 |
| 7074873 | High refractive index aromatic-based prepolymers | Yu-Chin Lai | 2006-07-11 |
| 6956087 | High refractive index polysiloxane prepolymers | Yu-Chin Lai, Xiaojun Liu, Edmund Maziarz | 2005-10-18 |
| 6951914 | High refractive index aromatic-based prepolymer precursors | Yu-Chin Lai | 2005-10-04 |
| 6864341 | High refractive index aromatic-based prepolymer precursors | Yu-Chin Lai | 2005-03-08 |
| 6864342 | High refractive index aromatic-based prepolymers | Yu-Chin Lai | 2005-03-08 |
| 6844414 | High refractive index aromatic-based prepolymer precursors | Yu-Chin Lai | 2005-01-18 |
| 6805712 | Process for the production of polysiloxane-based polymeric compositions for use in medical devices | Yu-Chin Lai | 2004-10-19 |
| 6777522 | High refractive index aromatic-based prepolymers | Yu-Chin Lai | 2004-08-17 |
| 6218503 | Silicone-containing prepolymers | Yu-Chin Lai | 2001-04-17 |
| 5981669 | Silicone-containing prepolymers and low water materials | Paul L. Valint, Jr., Yu-Chin Lai, Daniel Ammon | 1999-11-09 |
| 5969076 | Thermoplastic silicone-containing hydrogels | Yu-Chin Lai | 1999-10-19 |